rt/vm/src/main/java/org/apidesign/vm4brwsr/ByteCodeToJavaScript.java
author Jaroslav Tulach <jaroslav.tulach@apidesign.org>
Thu, 10 Jul 2014 08:11:53 +0200
branchjdk8
changeset 1640 f61e9984adff
parent 1639 4b09a4b689a4
child 1642 c178e0bdce5d
permissions -rw-r--r--
First steps towards parsing invokeDynamic
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/**
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 * Back 2 Browser Bytecode Translator
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 * Copyright (C) 2012 Jaroslav Tulach <jaroslav.tulach@apidesign.org>
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 *
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 * This program is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU General Public License as published by
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 * the Free Software Foundation, version 2 of the License.
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 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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 * GNU General Public License for more details.
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 *
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 * You should have received a copy of the GNU General Public License
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 * along with this program. Look for COPYING file in the top folder.
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 * If not, see http://opensource.org/licenses/GPL-2.0.
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 */
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package org.apidesign.vm4brwsr;
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import java.io.IOException;
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import java.io.InputStream;
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import static org.apidesign.vm4brwsr.ByteCodeParser.*;
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/** Translator of the code inside class files to JavaScript.
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 *
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 * @author Jaroslav Tulach <jtulach@netbeans.org>
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 */
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abstract class ByteCodeToJavaScript implements Appendable {
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    private ClassData jc;
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    private final Appendable out;
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    private boolean outChanged;
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    private boolean callbacks;
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    protected ByteCodeToJavaScript(Appendable out) {
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        this.out = out;
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    }
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    @Override
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    public final Appendable append(CharSequence csq) throws IOException {
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        out.append(csq);
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        outChanged = true;
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        return this;
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    }
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    @Override
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    public final Appendable append(CharSequence csq, int start, int end) throws IOException {
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        out.append(csq, start, end);
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        outChanged = true;
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        return this;
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    }
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    @Override
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    public final Appendable append(char c) throws IOException {
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        out.append(c);
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        outChanged = true;
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        return this;
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    }
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    /* Collects additional required resources.
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     * 
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     * @param internalClassName classes that were referenced and should be loaded in order the
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     *   generated JavaScript code works properly. The names are in internal 
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     *   JVM form so String is <code>java/lang/String</code>. 
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     */
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    protected abstract boolean requireReference(String internalClassName);
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    /*
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     * @param resourcePath name of resources to read
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     */
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    protected abstract void requireScript(String resourcePath) throws IOException;
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    /** Allows subclasses to redefine what field a function representing a
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     * class gets assigned. By default it returns the suggested name followed
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     * by <code>" = "</code>;
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     * 
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     * @param className suggested name of the class
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     */
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    /* protected */ String assignClass(String className) {
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        return className + " = ";
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    }
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    /* protected */ String accessClass(String classOperation) {
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        return classOperation;
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    }
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    protected String accessField(String object, String mangledName,
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                                 String[] fieldInfoName) throws IOException {
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        return object + "." + mangledName;
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    }
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    protected String accessStaticMethod(
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                             String object,
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                             String mangledName,
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                             String[] fieldInfoName) throws IOException {
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        return object + "." + mangledName;
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    }
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    protected String accessVirtualMethod(
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            String object, 
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            String mangledName, 
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            String[] fieldInfoName, 
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            int params
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    ) throws IOException {
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        return object + "." + mangledName + '(';
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    }
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    protected void declaredClass(ClassData classData, String mangledName)
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            throws IOException {
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    }
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    protected void declaredField(FieldData fieldData,
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                                 String destObject,
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                                 String mangledName) throws IOException {
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    }
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    protected void declaredMethod(MethodData methodData,
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                                  String destObject,
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                                  String mangledName) throws IOException {
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    }
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    /** Prints out a debug message. 
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     * 
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     * @param msg the message
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     * @return true if the message has been printed
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     * @throws IOException 
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     */
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    boolean debug(String msg) throws IOException {
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        append(msg);
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        return true;
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    }
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    /**
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     * Converts a given class file to a JavaScript version.
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     *
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     * @param classFile input stream with code of the .class file
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     * @return the initialization code for this class, if any. Otherwise <code>null</code>
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     * 
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     * @throws IOException if something goes wrong during read or write or translating
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     */
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    public String compile(InputStream classFile) throws IOException {
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        return compile(new ClassData(classFile));
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    }
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    protected String compile(ClassData classData) throws IOException {
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        this.jc = classData;
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        this.callbacks = this.jc.getClassName().endsWith("/$JsCallbacks$");
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        if (jc.getMajor_version() < 50) {
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            throw new IOException("Can't compile " + jc.getClassName() + ". Class file version " + jc.getMajor_version() + "."
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                + jc.getMinor_version() + " - recompile with -target 1.6 (at least)."
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            );
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        }
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        byte[] arrData = jc.findAnnotationData(true);
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        {
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            String[] arr = findAnnotation(arrData, jc, 
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                "org.apidesign.bck2brwsr.core.ExtraJavaScript", 
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                "resource", "processByteCode"
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            );
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            if (arr != null) {
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                if (!arr[0].isEmpty()) {
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                    requireScript(arr[0]);
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                }
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                if ("0".equals(arr[1])) {
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                    return null;
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                }
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            }
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        }
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        {
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            String[] arr = findAnnotation(arrData, jc, 
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                "net.java.html.js.JavaScriptResource", 
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                "value"
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            );
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            if (arr != null) {
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                if (arr[0].startsWith("/")) {
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                    requireScript(arr[0]);
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                } else {
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                    int last = jc.getClassName().lastIndexOf('/');
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                    requireScript(
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                        jc.getClassName().substring(0, last + 1).replace('.', '/') + arr[0]
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                    );
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                }
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            }
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        }
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        String[] proto = findAnnotation(arrData, jc, 
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            "org.apidesign.bck2brwsr.core.JavaScriptPrototype", 
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            "container", "prototype"
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        );
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        StringArray toInitilize = new StringArray();
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        final String className = className(jc);
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        append("\n\n").append(assignClass(className));
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        append("function ").append(className).append("() {");
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        append("\n  var CLS = ").append(className).append(';');
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        append("\n  if (!CLS.$class) {");
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        if (proto == null) {
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            String sc = jc.getSuperClassName(); // with _
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            append("\n    var pp = ").
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                append(accessClass(mangleClassName(sc))).append("(true);");
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            append("\n    var p = CLS.prototype = pp;");
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            append("\n    var c = p;");
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            append("\n    var sprcls = pp.constructor.$class;");
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        } else {
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            append("\n    var p = CLS.prototype = ").append(proto[1]).append(";");
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            if (proto[0] == null) {
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                proto[0] = "p";
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            }
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            append("\n    var c = ").append(proto[0]).append(";");
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            append("\n    var sprcls = null;");
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        }
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        for (FieldData v : jc.getFields()) {
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            if (v.isStatic()) {
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                if ((v.access & ACC_FINAL) != 0 && v.hasConstantValue()) {
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                    if (v.getInternalSig().length() == 1 || v.getInternalSig().equals("Ljava/lang/String;")) {
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                        continue;
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                    }
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                }
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                append("\n  CLS.fld_").append(v.getName()).append(initField(v));
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                append("\n  c._").append(v.getName()).append(" = function (v) {")
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                   .append("  if (arguments.length == 1) CLS.fld_").append(v.getName())
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                   .append(" = v; return CLS.fld_").
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                    append(v.getName()).append("; };");
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            } else {
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                append("\n  c._").append(v.getName()).append(" = function (v) {")
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                   .append("  if (arguments.length == 1) this.fld_").
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                    append(className).append('_').append(v.getName())
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                   .append(" = v; return this.fld_").
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                    append(className).append('_').append(v.getName())
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                   .append("; };");
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            }
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            declaredField(v, "c", "_" + v.getName());
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        }
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        for (MethodData m : jc.getMethods()) {
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            byte[] onlyArr = m.findAnnotationData(true);
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            if (javaScriptOnly(onlyArr)) continue;
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            String destObject;
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            String mn;
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            append("\n    ");
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            if (m.isStatic()) {
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                destObject = "c";
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                mn = generateStaticMethod(destObject, m, toInitilize);
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            } else {
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                if (m.isConstructor()) {
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                    destObject = "CLS";
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                    mn = generateInstanceMethod(destObject, m);
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                } else {
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                    destObject = "c";
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                    mn = generateInstanceMethod(destObject, m);
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                }
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            }
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            declaredMethod(m, destObject, mn);
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            byte[] runAnno = m.findAnnotationData(false);
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            if (runAnno != null) {
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                append("\n    ").append(destObject).append(".").append(mn).append(".anno = {");
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                generateAnno(jc, runAnno);
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                append("\n    };");
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            }
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            append("\n    ").append(destObject).append(".").append(mn).append(".access = " + m.getAccess()).append(";");
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            append("\n    ").append(destObject).append(".").append(mn).append(".cls = CLS;");
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        }
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        append("\n    c.constructor = CLS;");
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        append("\n    function fillInstOf(x) {");
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        String instOfName = "$instOf_" + className;
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        append("\n        Object.defineProperty(x, '").append(instOfName).append("', { value : true });");
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        for (String superInterface : jc.getSuperInterfaces()) {
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            String intrfc = superInterface.replace('/', '_');
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            append("\n      vm.").append(intrfc).append("(false)['fillInstOf'](x);");
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            requireReference(superInterface);
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        }
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        append("\n    }");
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        append("\n    try {");
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        append("\n      Object.defineProperty(c, 'fillInstOf', { value: fillInstOf });");
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        append("\n      fillInstOf(c);");
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        append("\n    } catch (ignore) {");
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        append("\n    }");
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//        obfuscationDelegate.exportJSProperty(this, "c", instOfName);
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        append("\n    CLS.$class = 'temp';");
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        append("\n    CLS.$class = ");
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        append(accessClass("java_lang_Class(true);"));
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        append("\n    CLS.$class.jvmName = '").append(jc.getClassName()).append("';");
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        append("\n    CLS.$class.superclass = sprcls;");
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        append("\n    CLS.$class.access = ").append(jc.getAccessFlags()+";");
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        append("\n    CLS.$class.cnstr = CLS;");
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        byte[] classAnno = jc.findAnnotationData(false);
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        if (classAnno != null) {
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            append("\n    CLS.$class.anno = {");
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            generateAnno(jc, classAnno);
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            append("\n    };");
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        }
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        for (String init : toInitilize.toArray()) {
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            append("\n    ").append(init).append("();");
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        }
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        append("\n  }");
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        append("\n  if (arguments.length === 0) {");
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        append("\n    if (!(this instanceof CLS)) {");
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        append("\n      return new CLS();");
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        append("\n    }");
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        for (FieldData v : jc.getFields()) {
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            byte[] onlyArr = v.findAnnotationData(true);
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            if (javaScriptOnly(onlyArr)) continue;
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            if (!v.isStatic()) {
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                append("\n    this.fld_").
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                    append(className).append('_').
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                    append(v.getName()).append(initField(v));
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            }
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        }
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        append("\n    return this;");
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        append("\n  }");
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        append("\n  return arguments[0] ? new CLS() : CLS.prototype;");
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        append("\n};");
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        declaredClass(jc, className);
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//        StringBuilder sb = new StringBuilder();
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//        for (String init : toInitilize.toArray()) {
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//            sb.append("\n").append(init).append("();");
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//        }
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        return "";
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    }
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    private boolean javaScriptOnly(byte[] anno) throws IOException {
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        String[] only = findAnnotation(anno, jc,
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            "org.apidesign.bck2brwsr.core.JavaScriptOnly",
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            "name", "value"
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        );
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        if (only != null) {
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            if (only[0] != null && only[1] != null) {
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                append("\n    p.").append(only[0]).append(" = ")
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                    .append(only[1]).append(";");
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            }
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   329
            if (ExportedSymbols.isMarkedAsExported(anno, jc)) {
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                append("\n    p['").append(only[0]).append("'] = p.")
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                    .append(only[0]).append(";");
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   332
            }
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            return true;
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        }
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        return false;
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    }
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    private String generateStaticMethod(String destObject, MethodData m, StringArray toInitilize) throws IOException {
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        String jsb = javaScriptBody(destObject, m, true);
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        if (jsb != null) {
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            return jsb;
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        }
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        final String mn = findMethodName(m, new StringBuilder());
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   343
        if (mn.equals("class__V")) {
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            toInitilize.add(accessClass(className(jc)) + "(false)." + mn);
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   345
        }
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        generateMethod(destObject, mn, m);
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   347
        return mn;
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    }
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   349
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   350
    private String generateInstanceMethod(String destObject, MethodData m) throws IOException {
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        String jsb = javaScriptBody(destObject, m, false);
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        if (jsb != null) {
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            return jsb;
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        }
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        final String mn = findMethodName(m, new StringBuilder());
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        generateMethod(destObject, mn, m);
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        return mn;
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    }
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    private void generateMethod(String destObject, String name, MethodData m)
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   361
            throws IOException {
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   362
        final StackMapIterator stackMapIterator = m.createStackMapIterator();
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   363
        TrapDataIterator trap = m.getTrapDataIterator();
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   364
        final LocalsMapper lmapper =
lubomir@307
   365
                new LocalsMapper(stackMapIterator.getArguments());
lubomir@307
   366
jaroslav@1633
   367
        boolean obj = "java/lang/Object".equals(jc.getClassName());
jaroslav@1633
   368
        
jaroslav@1633
   369
        if (obj) {
jaroslav@1633
   370
            append("Object.defineProperty(").append(destObject).
jaroslav@1633
   371
            append(", '").append(name).append("', { configurable: true, writable: true, value: function(");
jaroslav@1633
   372
        } else {
jaroslav@1633
   373
            append(destObject).append(".").append(name).append(" = function(");
jaroslav@1633
   374
        }
jaroslav@1509
   375
        lmapper.outputArguments(this, m.isStatic());
jaroslav@1509
   376
        append(") {").append("\n");
lubomir@307
   377
lubomir@221
   378
        final byte[] byteCodes = m.getCode();
lubomir@307
   379
        if (byteCodes == null) {
jaroslav@1509
   380
            append("  throw 'no code found for ")
jaroslav@424
   381
               .append(jc.getClassName()).append('.')
jaroslav@424
   382
               .append(m.getName()).append("';\n");
jaroslav@1633
   383
            if (obj) {
jaroslav@1633
   384
                append("}");
jaroslav@1633
   385
            }
jaroslav@1509
   386
            append("};");
lubomir@307
   387
            return;
lubomir@307
   388
        }
lubomir@307
   389
lubomir@307
   390
        final StackMapper smapper = new StackMapper();
lubomir@307
   391
jaroslav@442
   392
        if (!m.isStatic()) {
jaroslav@1509
   393
            append("  var ").append(" lcA0 = this;\n");
jaroslav@442
   394
        }
lubomir@221
   395
jaroslav@1469
   396
        int lastStackFrame;
jaroslav@398
   397
        TrapData[] previousTrap = null;
lubomir@585
   398
        boolean wide = false;
jaroslav@1469
   399
        boolean didBranches;
jaroslav@1469
   400
        if (stackMapIterator.isEmpty()) {
jaroslav@1469
   401
            didBranches = false;
jaroslav@1469
   402
            lastStackFrame = 0;
jaroslav@1469
   403
        } else {
jaroslav@1469
   404
            didBranches = true;
jaroslav@1469
   405
            lastStackFrame = -1;
jaroslav@1509
   406
            append("\n  var gt = 0;\n");
jaroslav@1469
   407
        }
jaroslav@398
   408
        
jaroslav@839
   409
        int openBraces = 0;
jaroslav@843
   410
        int topMostLabel = 0;
jaroslav@0
   411
        for (int i = 0; i < byteCodes.length; i++) {
jaroslav@272
   412
            int prev = i;
jaroslav@1510
   413
            outChanged = false;
lubomir@221
   414
            stackMapIterator.advanceTo(i);
jaroslav@398
   415
            boolean changeInCatch = trap.advanceTo(i);
jaroslav@398
   416
            if (changeInCatch || lastStackFrame != stackMapIterator.getFrameIndex()) {
jaroslav@398
   417
                if (previousTrap != null) {
jaroslav@843
   418
                    generateCatch(previousTrap, i, topMostLabel);
jaroslav@398
   419
                    previousTrap = null;
jaroslav@398
   420
                }
jaroslav@398
   421
            }
lubomir@221
   422
            if (lastStackFrame != stackMapIterator.getFrameIndex()) {
jaroslav@1509
   423
                smapper.flush(this);
jaroslav@839
   424
                if (i != 0) {
jaroslav@1509
   425
                    append("    }\n");
jaroslav@839
   426
                }
jaroslav@843
   427
                if (openBraces > 64) {
jaroslav@843
   428
                    for (int c = 0; c < 64; c++) {
jaroslav@1509
   429
                        append("break;}\n");
jaroslav@843
   430
                    }
jaroslav@843
   431
                    openBraces = 1;
jaroslav@843
   432
                    topMostLabel = i;
jaroslav@843
   433
                }
jaroslav@839
   434
                
lubomir@221
   435
                lastStackFrame = stackMapIterator.getFrameIndex();
lubomir@307
   436
                lmapper.syncWithFrameLocals(stackMapIterator.getFrameLocals());
lubomir@307
   437
                smapper.syncWithFrameStack(stackMapIterator.getFrameStack());
jaroslav@1509
   438
                append("    X_" + i).append(": for (;;) { IF: if (gt <= " + i + ") {\n");
jaroslav@839
   439
                openBraces++;
jaroslav@398
   440
                changeInCatch = true;
lubomir@221
   441
            } else {
jaroslav@399
   442
                debug("    /* " + i + " */ ");
lubomir@221
   443
            }
jaroslav@398
   444
            if (changeInCatch && trap.useTry()) {
jaroslav@1509
   445
                append("try {");
jaroslav@398
   446
                previousTrap = trap.current();
tzezula@285
   447
            }
lubomir@585
   448
            final int c = readUByte(byteCodes, i);
jaroslav@0
   449
            switch (c) {
jaroslav@151
   450
                case opc_aload_0:
jaroslav@1509
   451
                    smapper.assign(this, VarType.REFERENCE, lmapper.getA(0));
lubomir@281
   452
                    break;
jaroslav@151
   453
                case opc_iload_0:
jaroslav@1509
   454
                    smapper.assign(this, VarType.INTEGER, lmapper.getI(0));
lubomir@281
   455
                    break;
jaroslav@151
   456
                case opc_lload_0:
jaroslav@1509
   457
                    smapper.assign(this, VarType.LONG, lmapper.getL(0));
lubomir@281
   458
                    break;
jaroslav@151
   459
                case opc_fload_0:
jaroslav@1509
   460
                    smapper.assign(this, VarType.FLOAT, lmapper.getF(0));
lubomir@281
   461
                    break;
jaroslav@151
   462
                case opc_dload_0:
jaroslav@1509
   463
                    smapper.assign(this, VarType.DOUBLE, lmapper.getD(0));
jaroslav@0
   464
                    break;
jaroslav@151
   465
                case opc_aload_1:
jaroslav@1509
   466
                    smapper.assign(this, VarType.REFERENCE, lmapper.getA(1));
lubomir@281
   467
                    break;
jaroslav@151
   468
                case opc_iload_1:
jaroslav@1509
   469
                    smapper.assign(this, VarType.INTEGER, lmapper.getI(1));
lubomir@281
   470
                    break;
jaroslav@151
   471
                case opc_lload_1:
jaroslav@1509
   472
                    smapper.assign(this, VarType.LONG, lmapper.getL(1));
lubomir@281
   473
                    break;
jaroslav@151
   474
                case opc_fload_1:
jaroslav@1509
   475
                    smapper.assign(this, VarType.FLOAT, lmapper.getF(1));
lubomir@281
   476
                    break;
jaroslav@151
   477
                case opc_dload_1:
jaroslav@1509
   478
                    smapper.assign(this, VarType.DOUBLE, lmapper.getD(1));
jaroslav@0
   479
                    break;
jaroslav@151
   480
                case opc_aload_2:
jaroslav@1509
   481
                    smapper.assign(this, VarType.REFERENCE, lmapper.getA(2));
lubomir@281
   482
                    break;
jaroslav@151
   483
                case opc_iload_2:
jaroslav@1509
   484
                    smapper.assign(this, VarType.INTEGER, lmapper.getI(2));
lubomir@281
   485
                    break;
jaroslav@151
   486
                case opc_lload_2:
jaroslav@1509
   487
                    smapper.assign(this, VarType.LONG, lmapper.getL(2));
lubomir@281
   488
                    break;
jaroslav@151
   489
                case opc_fload_2:
jaroslav@1509
   490
                    smapper.assign(this, VarType.FLOAT, lmapper.getF(2));
lubomir@281
   491
                    break;
jaroslav@151
   492
                case opc_dload_2:
jaroslav@1509
   493
                    smapper.assign(this, VarType.DOUBLE, lmapper.getD(2));
jaroslav@2
   494
                    break;
jaroslav@151
   495
                case opc_aload_3:
jaroslav@1509
   496
                    smapper.assign(this, VarType.REFERENCE, lmapper.getA(3));
lubomir@281
   497
                    break;
jaroslav@151
   498
                case opc_iload_3:
jaroslav@1509
   499
                    smapper.assign(this, VarType.INTEGER, lmapper.getI(3));
lubomir@281
   500
                    break;
jaroslav@151
   501
                case opc_lload_3:
jaroslav@1509
   502
                    smapper.assign(this, VarType.LONG, lmapper.getL(3));
lubomir@281
   503
                    break;
jaroslav@151
   504
                case opc_fload_3:
jaroslav@1509
   505
                    smapper.assign(this, VarType.FLOAT, lmapper.getF(3));
lubomir@281
   506
                    break;
jaroslav@151
   507
                case opc_dload_3:
jaroslav@1509
   508
                    smapper.assign(this, VarType.DOUBLE, lmapper.getD(3));
jaroslav@3
   509
                    break;
lubomir@281
   510
                case opc_iload: {
lubomir@585
   511
                    ++i;
lubomir@585
   512
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   513
                                          : readUByte(byteCodes, i);
lubomir@585
   514
                    wide = false;
jaroslav@1509
   515
                    smapper.assign(this, VarType.INTEGER, lmapper.getI(indx));
lubomir@281
   516
                    break;
lubomir@281
   517
                }
lubomir@281
   518
                case opc_lload: {
lubomir@585
   519
                    ++i;
lubomir@585
   520
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   521
                                          : readUByte(byteCodes, i);
lubomir@585
   522
                    wide = false;
jaroslav@1509
   523
                    smapper.assign(this, VarType.LONG, lmapper.getL(indx));
lubomir@281
   524
                    break;
lubomir@281
   525
                }
lubomir@281
   526
                case opc_fload: {
lubomir@585
   527
                    ++i;
lubomir@585
   528
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   529
                                          : readUByte(byteCodes, i);
lubomir@585
   530
                    wide = false;
jaroslav@1509
   531
                    smapper.assign(this, VarType.FLOAT, lmapper.getF(indx));
lubomir@281
   532
                    break;
lubomir@281
   533
                }
lubomir@281
   534
                case opc_dload: {
lubomir@585
   535
                    ++i;
lubomir@585
   536
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   537
                                          : readUByte(byteCodes, i);
lubomir@585
   538
                    wide = false;
jaroslav@1509
   539
                    smapper.assign(this, VarType.DOUBLE, lmapper.getD(indx));
lubomir@281
   540
                    break;
lubomir@281
   541
                }
jaroslav@151
   542
                case opc_aload: {
lubomir@585
   543
                    ++i;
lubomir@585
   544
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   545
                                          : readUByte(byteCodes, i);
lubomir@585
   546
                    wide = false;
jaroslav@1509
   547
                    smapper.assign(this, VarType.REFERENCE, lmapper.getA(indx));
jaroslav@3
   548
                    break;
jaroslav@3
   549
                }
lubomir@281
   550
                case opc_istore: {
lubomir@585
   551
                    ++i;
lubomir@585
   552
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   553
                                          : readUByte(byteCodes, i);
lubomir@585
   554
                    wide = false;
jaroslav@1509
   555
                    emit(smapper, this, "var @1 = @2;",
lubomir@474
   556
                         lmapper.setI(indx), smapper.popI());
lubomir@281
   557
                    break;
lubomir@281
   558
                }
lubomir@281
   559
                case opc_lstore: {
lubomir@585
   560
                    ++i;
lubomir@585
   561
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   562
                                          : readUByte(byteCodes, i);
lubomir@585
   563
                    wide = false;
jaroslav@1509
   564
                    emit(smapper, this, "var @1 = @2;",
lubomir@474
   565
                         lmapper.setL(indx), smapper.popL());
lubomir@281
   566
                    break;
lubomir@281
   567
                }
lubomir@281
   568
                case opc_fstore: {
lubomir@585
   569
                    ++i;
lubomir@585
   570
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   571
                                          : readUByte(byteCodes, i);
lubomir@585
   572
                    wide = false;
jaroslav@1509
   573
                    emit(smapper, this, "var @1 = @2;",
lubomir@474
   574
                         lmapper.setF(indx), smapper.popF());
lubomir@281
   575
                    break;
lubomir@281
   576
                }
lubomir@281
   577
                case opc_dstore: {
lubomir@585
   578
                    ++i;
lubomir@585
   579
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   580
                                          : readUByte(byteCodes, i);
lubomir@585
   581
                    wide = false;
jaroslav@1509
   582
                    emit(smapper, this, "var @1 = @2;",
lubomir@474
   583
                         lmapper.setD(indx), smapper.popD());
lubomir@281
   584
                    break;
lubomir@281
   585
                }
jaroslav@151
   586
                case opc_astore: {
lubomir@585
   587
                    ++i;
lubomir@585
   588
                    final int indx = wide ? readUShort(byteCodes, i++)
lubomir@585
   589
                                          : readUByte(byteCodes, i);
lubomir@585
   590
                    wide = false;
jaroslav@1509
   591
                    emit(smapper, this, "var @1 = @2;",
lubomir@474
   592
                         lmapper.setA(indx), smapper.popA());
jaroslav@31
   593
                    break;
jaroslav@31
   594
                }
jaroslav@151
   595
                case opc_astore_0:
jaroslav@1509
   596
                    emit(smapper, this, "var @1 = @2;", lmapper.setA(0), smapper.popA());
lubomir@281
   597
                    break;
jaroslav@151
   598
                case opc_istore_0:
jaroslav@1509
   599
                    emit(smapper, this, "var @1 = @2;", lmapper.setI(0), smapper.popI());
lubomir@281
   600
                    break;
jaroslav@151
   601
                case opc_lstore_0:
jaroslav@1509
   602
                    emit(smapper, this, "var @1 = @2;", lmapper.setL(0), smapper.popL());
lubomir@281
   603
                    break;
jaroslav@151
   604
                case opc_fstore_0:
jaroslav@1509
   605
                    emit(smapper, this, "var @1 = @2;", lmapper.setF(0), smapper.popF());
lubomir@281
   606
                    break;
jaroslav@151
   607
                case opc_dstore_0:
jaroslav@1509
   608
                    emit(smapper, this, "var @1 = @2;", lmapper.setD(0), smapper.popD());
jaroslav@5
   609
                    break;
jaroslav@151
   610
                case opc_astore_1:
jaroslav@1509
   611
                    emit(smapper, this, "var @1 = @2;", lmapper.setA(1), smapper.popA());
lubomir@281
   612
                    break;
jaroslav@151
   613
                case opc_istore_1:
jaroslav@1509
   614
                    emit(smapper, this, "var @1 = @2;", lmapper.setI(1), smapper.popI());
lubomir@281
   615
                    break;
jaroslav@151
   616
                case opc_lstore_1:
jaroslav@1509
   617
                    emit(smapper, this, "var @1 = @2;", lmapper.setL(1), smapper.popL());
lubomir@281
   618
                    break;
jaroslav@151
   619
                case opc_fstore_1:
jaroslav@1509
   620
                    emit(smapper, this, "var @1 = @2;", lmapper.setF(1), smapper.popF());
lubomir@281
   621
                    break;
jaroslav@151
   622
                case opc_dstore_1:
jaroslav@1509
   623
                    emit(smapper, this, "var @1 = @2;", lmapper.setD(1), smapper.popD());
jaroslav@5
   624
                    break;
jaroslav@151
   625
                case opc_astore_2:
jaroslav@1509
   626
                    emit(smapper, this, "var @1 = @2;", lmapper.setA(2), smapper.popA());
lubomir@281
   627
                    break;
jaroslav@151
   628
                case opc_istore_2:
jaroslav@1509
   629
                    emit(smapper, this, "var @1 = @2;", lmapper.setI(2), smapper.popI());
lubomir@281
   630
                    break;
jaroslav@151
   631
                case opc_lstore_2:
jaroslav@1509
   632
                    emit(smapper, this, "var @1 = @2;", lmapper.setL(2), smapper.popL());
lubomir@281
   633
                    break;
jaroslav@151
   634
                case opc_fstore_2:
jaroslav@1509
   635
                    emit(smapper, this, "var @1 = @2;", lmapper.setF(2), smapper.popF());
lubomir@281
   636
                    break;
jaroslav@151
   637
                case opc_dstore_2:
jaroslav@1509
   638
                    emit(smapper, this, "var @1 = @2;", lmapper.setD(2), smapper.popD());
jaroslav@5
   639
                    break;
jaroslav@151
   640
                case opc_astore_3:
jaroslav@1509
   641
                    emit(smapper, this, "var @1 = @2;", lmapper.setA(3), smapper.popA());
lubomir@281
   642
                    break;
jaroslav@151
   643
                case opc_istore_3:
jaroslav@1509
   644
                    emit(smapper, this, "var @1 = @2;", lmapper.setI(3), smapper.popI());
lubomir@281
   645
                    break;
jaroslav@151
   646
                case opc_lstore_3:
jaroslav@1509
   647
                    emit(smapper, this, "var @1 = @2;", lmapper.setL(3), smapper.popL());
lubomir@281
   648
                    break;
jaroslav@151
   649
                case opc_fstore_3:
jaroslav@1509
   650
                    emit(smapper, this, "var @1 = @2;", lmapper.setF(3), smapper.popF());
lubomir@281
   651
                    break;
jaroslav@151
   652
                case opc_dstore_3:
jaroslav@1509
   653
                    emit(smapper, this, "var @1 = @2;", lmapper.setD(3), smapper.popD());
jaroslav@5
   654
                    break;
jaroslav@151
   655
                case opc_iadd:
jaroslav@1509
   656
                    smapper.replace(this, VarType.INTEGER, "(@1).add32(@2)", smapper.getI(1), smapper.popI());
lubomir@281
   657
                    break;
jaroslav@151
   658
                case opc_ladd:
jaroslav@1509
   659
                    smapper.replace(this, VarType.LONG, "(@1).add64(@2)", smapper.getL(1), smapper.popL());
lubomir@281
   660
                    break;
jaroslav@151
   661
                case opc_fadd:
jaroslav@1509
   662
                    smapper.replace(this, VarType.FLOAT, "(@1 + @2)", smapper.getF(1), smapper.popF());
lubomir@281
   663
                    break;
jaroslav@151
   664
                case opc_dadd:
jaroslav@1509
   665
                    smapper.replace(this, VarType.DOUBLE, "(@1 + @2)", smapper.getD(1), smapper.popD());
jaroslav@0
   666
                    break;
jaroslav@151
   667
                case opc_isub:
jaroslav@1509
   668
                    smapper.replace(this, VarType.INTEGER, "(@1).sub32(@2)", smapper.getI(1), smapper.popI());
lubomir@281
   669
                    break;
jaroslav@151
   670
                case opc_lsub:
jaroslav@1509
   671
                    smapper.replace(this, VarType.LONG, "(@1).sub64(@2)", smapper.getL(1), smapper.popL());
lubomir@281
   672
                    break;
jaroslav@151
   673
                case opc_fsub:
jaroslav@1509
   674
                    smapper.replace(this, VarType.FLOAT, "(@1 - @2)", smapper.getF(1), smapper.popF());
lubomir@281
   675
                    break;
jaroslav@151
   676
                case opc_dsub:
jaroslav@1509
   677
                    smapper.replace(this, VarType.DOUBLE, "(@1 - @2)", smapper.getD(1), smapper.popD());
jaroslav@2
   678
                    break;
jaroslav@151
   679
                case opc_imul:
jaroslav@1509
   680
                    smapper.replace(this, VarType.INTEGER, "(@1).mul32(@2)", smapper.getI(1), smapper.popI());
lubomir@281
   681
                    break;
jaroslav@151
   682
                case opc_lmul:
jaroslav@1509
   683
                    smapper.replace(this, VarType.LONG, "(@1).mul64(@2)", smapper.getL(1), smapper.popL());
lubomir@281
   684
                    break;
jaroslav@151
   685
                case opc_fmul:
jaroslav@1509
   686
                    smapper.replace(this, VarType.FLOAT, "(@1 * @2)", smapper.getF(1), smapper.popF());
lubomir@281
   687
                    break;
jaroslav@151
   688
                case opc_dmul:
jaroslav@1509
   689
                    smapper.replace(this, VarType.DOUBLE, "(@1 * @2)", smapper.getD(1), smapper.popD());
jaroslav@1
   690
                    break;
jaroslav@151
   691
                case opc_idiv:
jaroslav@1509
   692
                    smapper.replace(this, VarType.INTEGER, "(@1).div32(@2)",
lubomir@307
   693
                         smapper.getI(1), smapper.popI());
lubomir@281
   694
                    break;
jaroslav@151
   695
                case opc_ldiv:
jaroslav@1509
   696
                    smapper.replace(this, VarType.LONG, "(@1).div64(@2)",
lubomir@307
   697
                         smapper.getL(1), smapper.popL());
jaroslav@3
   698
                    break;
jaroslav@151
   699
                case opc_fdiv:
jaroslav@1509
   700
                    smapper.replace(this, VarType.FLOAT, "(@1 / @2)", smapper.getF(1), smapper.popF());
lubomir@281
   701
                    break;
jaroslav@151
   702
                case opc_ddiv:
jaroslav@1509
   703
                    smapper.replace(this, VarType.DOUBLE, "(@1 / @2)", smapper.getD(1), smapper.popD());
jaroslav@3
   704
                    break;
jaroslav@178
   705
                case opc_irem:
jaroslav@1509
   706
                    smapper.replace(this, VarType.INTEGER, "(@1).mod32(@2)",
lubomir@737
   707
                         smapper.getI(1), smapper.popI());
lubomir@281
   708
                    break;
jaroslav@178
   709
                case opc_lrem:
jaroslav@1509
   710
                    smapper.replace(this, VarType.LONG, "(@1).mod64(@2)",
lubomir@676
   711
                         smapper.getL(1), smapper.popL());
lubomir@281
   712
                    break;
jaroslav@178
   713
                case opc_frem:
jaroslav@1509
   714
                    smapper.replace(this, VarType.FLOAT, "(@1 % @2)", smapper.getF(1), smapper.popF());
lubomir@281
   715
                    break;
jaroslav@178
   716
                case opc_drem:
jaroslav@1509
   717
                    smapper.replace(this, VarType.DOUBLE, "(@1 % @2)", smapper.getD(1), smapper.popD());
jaroslav@178
   718
                    break;
jaroslav@151
   719
                case opc_iand:
jaroslav@1509
   720
                    smapper.replace(this, VarType.INTEGER, "(@1 & @2)", smapper.getI(1), smapper.popI());
lubomir@281
   721
                    break;
jaroslav@151
   722
                case opc_land:
jaroslav@1509
   723
                    smapper.replace(this, VarType.LONG, "(@1).and64(@2)", smapper.getL(1), smapper.popL());
jaroslav@7
   724
                    break;
jaroslav@151
   725
                case opc_ior:
jaroslav@1509
   726
                    smapper.replace(this, VarType.INTEGER, "(@1 | @2)", smapper.getI(1), smapper.popI());
lubomir@281
   727
                    break;
jaroslav@151
   728
                case opc_lor:
jaroslav@1509
   729
                    smapper.replace(this, VarType.LONG, "(@1).or64(@2)", smapper.getL(1), smapper.popL());
jaroslav@7
   730
                    break;
jaroslav@151
   731
                case opc_ixor:
jaroslav@1509
   732
                    smapper.replace(this, VarType.INTEGER, "(@1 ^ @2)", smapper.getI(1), smapper.popI());
lubomir@281
   733
                    break;
jaroslav@151
   734
                case opc_lxor:
jaroslav@1509
   735
                    smapper.replace(this, VarType.LONG, "(@1).xor64(@2)", smapper.getL(1), smapper.popL());
jaroslav@6
   736
                    break;
jaroslav@151
   737
                case opc_ineg:
jaroslav@1509
   738
                    smapper.replace(this, VarType.INTEGER, "(@1).neg32()", smapper.getI(0));
lubomir@281
   739
                    break;
jaroslav@151
   740
                case opc_lneg:
jaroslav@1509
   741
                    smapper.replace(this, VarType.LONG, "(@1).neg64()", smapper.getL(0));
lubomir@281
   742
                    break;
jaroslav@151
   743
                case opc_fneg:
jaroslav@1509
   744
                    smapper.replace(this, VarType.FLOAT, "(-@1)", smapper.getF(0));
lubomir@281
   745
                    break;
jaroslav@151
   746
                case opc_dneg:
jaroslav@1509
   747
                    smapper.replace(this, VarType.DOUBLE, "(-@1)", smapper.getD(0));
jaroslav@93
   748
                    break;
jaroslav@151
   749
                case opc_ishl:
jaroslav@1509
   750
                    smapper.replace(this, VarType.INTEGER, "(@1 << @2)", smapper.getI(1), smapper.popI());
lubomir@281
   751
                    break;
jaroslav@151
   752
                case opc_lshl:
jaroslav@1509
   753
                    smapper.replace(this, VarType.LONG, "(@1).shl64(@2)", smapper.getL(1), smapper.popI());
jaroslav@93
   754
                    break;
jaroslav@151
   755
                case opc_ishr:
jaroslav@1509
   756
                    smapper.replace(this, VarType.INTEGER, "(@1 >> @2)", smapper.getI(1), smapper.popI());
lubomir@281
   757
                    break;
jaroslav@151
   758
                case opc_lshr:
jaroslav@1509
   759
                    smapper.replace(this, VarType.LONG, "(@1).shr64(@2)", smapper.getL(1), smapper.popI());
jaroslav@93
   760
                    break;
jaroslav@151
   761
                case opc_iushr:
jaroslav@1509
   762
                    smapper.replace(this, VarType.INTEGER, "(@1 >>> @2)", smapper.getI(1), smapper.popI());
lubomir@281
   763
                    break;
jaroslav@151
   764
                case opc_lushr:
jaroslav@1509
   765
                    smapper.replace(this, VarType.LONG, "(@1).ushr64(@2)", smapper.getL(1), smapper.popI());
jaroslav@93
   766
                    break;
jaroslav@151
   767
                case opc_iinc: {
lubomir@585
   768
                    ++i;
lubomir@585
   769
                    final int varIndx = wide ? readUShort(byteCodes, i++)
lubomir@585
   770
                                             : readUByte(byteCodes, i);
lubomir@585
   771
                    ++i;
lubomir@697
   772
                    final int incrBy = wide ? readShort(byteCodes, i++)
lubomir@585
   773
                                            : byteCodes[i];
lubomir@585
   774
                    wide = false;
jaroslav@5
   775
                    if (incrBy == 1) {
jaroslav@1509
   776
                        emit(smapper, this, "@1++;", lmapper.getI(varIndx));
jaroslav@5
   777
                    } else {
jaroslav@1509
   778
                        emit(smapper, this, "@1 += @2;",
lubomir@307
   779
                             lmapper.getI(varIndx),
lubomir@283
   780
                             Integer.toString(incrBy));
jaroslav@5
   781
                    }
jaroslav@5
   782
                    break;
jaroslav@5
   783
                }
jaroslav@151
   784
                case opc_return:
jaroslav@1509
   785
                    emit(smapper, this, "return;");
jaroslav@10
   786
                    break;
jaroslav@151
   787
                case opc_ireturn:
jaroslav@1509
   788
                    emit(smapper, this, "return @1;", smapper.popI());
lubomir@281
   789
                    break;
jaroslav@151
   790
                case opc_lreturn:
jaroslav@1509
   791
                    emit(smapper, this, "return @1;", smapper.popL());
lubomir@281
   792
                    break;
jaroslav@151
   793
                case opc_freturn:
jaroslav@1509
   794
                    emit(smapper, this, "return @1;", smapper.popF());
lubomir@281
   795
                    break;
jaroslav@151
   796
                case opc_dreturn:
jaroslav@1509
   797
                    emit(smapper, this, "return @1;", smapper.popD());
lubomir@281
   798
                    break;
jaroslav@151
   799
                case opc_areturn:
jaroslav@1509
   800
                    emit(smapper, this, "return @1;", smapper.popA());
jaroslav@1
   801
                    break;
jaroslav@151
   802
                case opc_i2l:
jaroslav@1509
   803
                    smapper.replace(this, VarType.LONG, "@1", smapper.getI(0));
lubomir@281
   804
                    break;
jaroslav@151
   805
                case opc_i2f:
jaroslav@1509
   806
                    smapper.replace(this, VarType.FLOAT, "@1", smapper.getI(0));
lubomir@281
   807
                    break;
jaroslav@151
   808
                case opc_i2d:
jaroslav@1509
   809
                    smapper.replace(this, VarType.DOUBLE, "@1", smapper.getI(0));
lubomir@281
   810
                    break;
jaroslav@151
   811
                case opc_l2i:
jaroslav@1509
   812
                    smapper.replace(this, VarType.INTEGER, "(@1).toInt32()", smapper.getL(0));
lubomir@281
   813
                    break;
jaroslav@3
   814
                    // max int check?
jaroslav@151
   815
                case opc_l2f:
jaroslav@1509
   816
                    smapper.replace(this, VarType.FLOAT, "(@1).toFP()", smapper.getL(0));
jaroslav@272
   817
                    break;
jaroslav@151
   818
                case opc_l2d:
jaroslav@1509
   819
                    smapper.replace(this, VarType.DOUBLE, "(@1).toFP()", smapper.getL(0));
jaroslav@272
   820
                    break;
jaroslav@151
   821
                case opc_f2d:
jaroslav@1509
   822
                    smapper.replace(this, VarType.DOUBLE, "@1",
jaroslav@1457
   823
                         smapper.getF(0));
lubomir@281
   824
                    break;
jaroslav@151
   825
                case opc_d2f:
jaroslav@1509
   826
                    smapper.replace(this, VarType.FLOAT, "@1",
jaroslav@1457
   827
                         smapper.getD(0));
jaroslav@3
   828
                    break;
jaroslav@151
   829
                case opc_f2i:
jaroslav@1509
   830
                    smapper.replace(this, VarType.INTEGER, "(@1).toInt32()",
jaroslav@1457
   831
                         smapper.getF(0));
lubomir@281
   832
                    break;
jaroslav@151
   833
                case opc_f2l:
jaroslav@1509
   834
                    smapper.replace(this, VarType.LONG, "(@1).toLong()",
jaroslav@1457
   835
                         smapper.getF(0));
lubomir@281
   836
                    break;
jaroslav@151
   837
                case opc_d2i:
jaroslav@1509
   838
                    smapper.replace(this, VarType.INTEGER, "(@1).toInt32()",
jaroslav@1457
   839
                         smapper.getD(0));
lubomir@281
   840
                    break;
jaroslav@151
   841
                case opc_d2l:
jaroslav@1509
   842
                    smapper.replace(this, VarType.LONG, "(@1).toLong()", smapper.getD(0));
jaroslav@3
   843
                    break;
jaroslav@151
   844
                case opc_i2b:
jaroslav@1509
   845
                    smapper.replace(this, VarType.INTEGER, "(@1).toInt8()", smapper.getI(0));
Martin@440
   846
                    break;
jaroslav@151
   847
                case opc_i2c:
Martin@439
   848
                    break;
jaroslav@151
   849
                case opc_i2s:
jaroslav@1509
   850
                    smapper.replace(this, VarType.INTEGER, "(@1).toInt16()", smapper.getI(0));
jaroslav@2
   851
                    break;
jaroslav@151
   852
                case opc_aconst_null:
jaroslav@1509
   853
                    smapper.assign(this, VarType.REFERENCE, "null");
jaroslav@46
   854
                    break;
jaroslav@151
   855
                case opc_iconst_m1:
jaroslav@1509
   856
                    smapper.assign(this, VarType.INTEGER, "-1");
jaroslav@48
   857
                    break;
jaroslav@151
   858
                case opc_iconst_0:
jaroslav@1509
   859
                    smapper.assign(this, VarType.INTEGER, "0");
lubomir@281
   860
                    break;
jaroslav@151
   861
                case opc_dconst_0:
jaroslav@1509
   862
                    smapper.assign(this, VarType.DOUBLE, "0");
lubomir@281
   863
                    break;
jaroslav@151
   864
                case opc_lconst_0:
jaroslav@1509
   865
                    smapper.assign(this, VarType.LONG, "0");
lubomir@281
   866
                    break;
jaroslav@151
   867
                case opc_fconst_0:
jaroslav@1509
   868
                    smapper.assign(this, VarType.FLOAT, "0");
jaroslav@4
   869
                    break;
jaroslav@151
   870
                case opc_iconst_1:
jaroslav@1509
   871
                    smapper.assign(this, VarType.INTEGER, "1");
lubomir@281
   872
                    break;
jaroslav@151
   873
                case opc_lconst_1:
jaroslav@1509
   874
                    smapper.assign(this, VarType.LONG, "1");
lubomir@281
   875
                    break;
jaroslav@151
   876
                case opc_fconst_1:
jaroslav@1509
   877
                    smapper.assign(this, VarType.FLOAT, "1");
lubomir@281
   878
                    break;
jaroslav@151
   879
                case opc_dconst_1:
jaroslav@1509
   880
                    smapper.assign(this, VarType.DOUBLE, "1");
jaroslav@4
   881
                    break;
jaroslav@151
   882
                case opc_iconst_2:
jaroslav@1509
   883
                    smapper.assign(this, VarType.INTEGER, "2");
lubomir@281
   884
                    break;
jaroslav@151
   885
                case opc_fconst_2:
jaroslav@1509
   886
                    smapper.assign(this, VarType.FLOAT, "2");
jaroslav@4
   887
                    break;
jaroslav@151
   888
                case opc_iconst_3:
jaroslav@1509
   889
                    smapper.assign(this, VarType.INTEGER, "3");
jaroslav@4
   890
                    break;
jaroslav@151
   891
                case opc_iconst_4:
jaroslav@1509
   892
                    smapper.assign(this, VarType.INTEGER, "4");
jaroslav@4
   893
                    break;
jaroslav@151
   894
                case opc_iconst_5:
jaroslav@1509
   895
                    smapper.assign(this, VarType.INTEGER, "5");
jaroslav@4
   896
                    break;
jaroslav@151
   897
                case opc_ldc: {
lubomir@585
   898
                    int indx = readUByte(byteCodes, ++i);
jaroslav@151
   899
                    String v = encodeConstant(indx);
lubomir@307
   900
                    int type = VarType.fromConstantType(jc.getTag(indx));
jaroslav@1509
   901
                    smapper.assign(this, type, v);
jaroslav@20
   902
                    break;
jaroslav@20
   903
                }
jaroslav@151
   904
                case opc_ldc_w:
jaroslav@151
   905
                case opc_ldc2_w: {
jaroslav@864
   906
                    int indx = readUShortArg(byteCodes, i);
jaroslav@8
   907
                    i += 2;
jaroslav@151
   908
                    String v = encodeConstant(indx);
lubomir@307
   909
                    int type = VarType.fromConstantType(jc.getTag(indx));
Martin@582
   910
                    if (type == VarType.LONG) {
Martin@582
   911
                        final Long lv = new Long(v);
Martin@582
   912
                        final int low = (int)(lv.longValue() & 0xFFFFFFFF);
Martin@582
   913
                        final int hi = (int)(lv.longValue() >> 32);
jaroslav@1462
   914
                        if (hi == 0) {
jaroslav@1509
   915
                            smapper.assign(this, VarType.LONG, "0x" + Integer.toHexString(low));
jaroslav@1462
   916
                        } else {
jaroslav@1509
   917
                            smapper.assign(this, VarType.LONG,
jaroslav@1462
   918
                                "0x" + Integer.toHexString(hi) + ".next32(0x" + 
jaroslav@1462
   919
                                    Integer.toHexString(low) + ")"
jaroslav@1462
   920
                            );
jaroslav@1462
   921
                        }
Martin@582
   922
                    } else {
jaroslav@1509
   923
                        smapper.assign(this, type, v);
Martin@582
   924
                    }
jaroslav@8
   925
                    break;
jaroslav@8
   926
                }
jaroslav@151
   927
                case opc_lcmp:
jaroslav@1509
   928
                    smapper.replace(this, VarType.INTEGER, "(@2).compare64(@1)", smapper.popL(), smapper.getL(0));
lubomir@281
   929
                    break;
jaroslav@151
   930
                case opc_fcmpl:
jaroslav@151
   931
                case opc_fcmpg:
jaroslav@1509
   932
                    smapper.replace(this, VarType.INTEGER, "(@2).compare(@1)", smapper.popF(), smapper.getF(0));
lubomir@281
   933
                    break;
jaroslav@151
   934
                case opc_dcmpl:
lubomir@281
   935
                case opc_dcmpg:
jaroslav@1509
   936
                    smapper.replace(this, VarType.INTEGER, "(@2).compare(@1)", smapper.popD(), smapper.getD(0));
jaroslav@20
   937
                    break;
jaroslav@151
   938
                case opc_if_acmpeq:
jaroslav@1468
   939
                    i = generateIf(smapper, byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843
   940
                                   "===", topMostLabel);
jaroslav@104
   941
                    break;
jaroslav@151
   942
                case opc_if_acmpne:
jaroslav@1468
   943
                    i = generateIf(smapper, byteCodes, i, smapper.popA(), smapper.popA(),
jaroslav@843
   944
                                   "!==", topMostLabel);
jaroslav@104
   945
                    break;
lubomir@283
   946
                case opc_if_icmpeq:
jaroslav@1468
   947
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
   948
                                   "==", topMostLabel);
jaroslav@4
   949
                    break;
jaroslav@151
   950
                case opc_ifeq: {
jaroslav@864
   951
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
   952
                    emitIf(smapper, this, "if ((@1) == 0) ",
jaroslav@843
   953
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@7
   954
                    i += 2;
jaroslav@7
   955
                    break;
jaroslav@7
   956
                }
jaroslav@151
   957
                case opc_ifne: {
jaroslav@864
   958
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
   959
                    emitIf(smapper, this, "if ((@1) != 0) ",
jaroslav@843
   960
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   961
                    i += 2;
jaroslav@20
   962
                    break;
jaroslav@20
   963
                }
jaroslav@151
   964
                case opc_iflt: {
jaroslav@864
   965
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
   966
                    emitIf(smapper, this, "if ((@1) < 0) ",
jaroslav@843
   967
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   968
                    i += 2;
jaroslav@20
   969
                    break;
jaroslav@20
   970
                }
jaroslav@151
   971
                case opc_ifle: {
jaroslav@864
   972
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
   973
                    emitIf(smapper, this, "if ((@1) <= 0) ",
jaroslav@843
   974
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   975
                    i += 2;
jaroslav@20
   976
                    break;
jaroslav@20
   977
                }
jaroslav@151
   978
                case opc_ifgt: {
jaroslav@864
   979
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
   980
                    emitIf(smapper, this, "if ((@1) > 0) ",
jaroslav@843
   981
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   982
                    i += 2;
jaroslav@20
   983
                    break;
jaroslav@20
   984
                }
jaroslav@151
   985
                case opc_ifge: {
jaroslav@864
   986
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
   987
                    emitIf(smapper, this, "if ((@1) >= 0) ",
jaroslav@843
   988
                         smapper.popI(), i, indx, topMostLabel);
jaroslav@20
   989
                    i += 2;
jaroslav@20
   990
                    break;
jaroslav@20
   991
                }
jaroslav@151
   992
                case opc_ifnonnull: {
jaroslav@864
   993
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
   994
                    emitIf(smapper, this, "if ((@1) !== null) ",
jaroslav@843
   995
                         smapper.popA(), i, indx, topMostLabel);
jaroslav@16
   996
                    i += 2;
jaroslav@16
   997
                    break;
jaroslav@16
   998
                }
jaroslav@151
   999
                case opc_ifnull: {
jaroslav@864
  1000
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
  1001
                    emitIf(smapper, this, "if ((@1) === null) ",
jaroslav@843
  1002
                         smapper.popA(), i, indx, topMostLabel);
jaroslav@16
  1003
                    i += 2;
jaroslav@16
  1004
                    break;
jaroslav@16
  1005
                }
jaroslav@151
  1006
                case opc_if_icmpne:
jaroslav@1468
  1007
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
  1008
                                   "!=", topMostLabel);
jaroslav@4
  1009
                    break;
jaroslav@151
  1010
                case opc_if_icmplt:
jaroslav@1468
  1011
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
  1012
                                   "<", topMostLabel);
jaroslav@4
  1013
                    break;
jaroslav@151
  1014
                case opc_if_icmple:
jaroslav@1468
  1015
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
  1016
                                   "<=", topMostLabel);
jaroslav@4
  1017
                    break;
jaroslav@151
  1018
                case opc_if_icmpgt:
jaroslav@1468
  1019
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
  1020
                                   ">", topMostLabel);
jaroslav@4
  1021
                    break;
jaroslav@151
  1022
                case opc_if_icmpge:
jaroslav@1468
  1023
                    i = generateIf(smapper, byteCodes, i, smapper.popI(), smapper.popI(),
jaroslav@843
  1024
                                   ">=", topMostLabel);
jaroslav@4
  1025
                    break;
jaroslav@151
  1026
                case opc_goto: {
jaroslav@1509
  1027
                    smapper.flush(this);
jaroslav@864
  1028
                    int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
  1029
                    goTo(this, i, indx, topMostLabel);
jaroslav@5
  1030
                    i += 2;
jaroslav@5
  1031
                    break;
jaroslav@5
  1032
                }
jaroslav@151
  1033
                case opc_lookupswitch: {
jaroslav@843
  1034
                    i = generateLookupSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115
  1035
                    break;
jaroslav@115
  1036
                }
jaroslav@151
  1037
                case opc_tableswitch: {
jaroslav@843
  1038
                    i = generateTableSwitch(i, byteCodes, smapper, topMostLabel);
jaroslav@115
  1039
                    break;
jaroslav@115
  1040
                }
jaroslav@151
  1041
                case opc_invokeinterface: {
lubomir@307
  1042
                    i = invokeVirtualMethod(byteCodes, i, smapper) + 2;
jaroslav@46
  1043
                    break;
jaroslav@46
  1044
                }
jaroslav@151
  1045
                case opc_invokevirtual:
lubomir@307
  1046
                    i = invokeVirtualMethod(byteCodes, i, smapper);
jaroslav@12
  1047
                    break;
jaroslav@151
  1048
                case opc_invokespecial:
lubomir@307
  1049
                    i = invokeStaticMethod(byteCodes, i, smapper, false);
jaroslav@4
  1050
                    break;
jaroslav@151
  1051
                case opc_invokestatic:
lubomir@307
  1052
                    i = invokeStaticMethod(byteCodes, i, smapper, true);
jaroslav@10
  1053
                    break;
jaroslav@1640
  1054
                case opc_invokedynamic: {
jaroslav@1640
  1055
                    int indx = readUShortArg(byteCodes, i);
jaroslav@1640
  1056
                    System.err.println("invoke dynamic: " + indx);
jaroslav@1640
  1057
                    emit(smapper, this, "throw 'Invoke dynamic: ' + @1;", "" + indx);
jaroslav@1640
  1058
                    i += 4;
jaroslav@1640
  1059
                    break;
jaroslav@1640
  1060
                }
jaroslav@151
  1061
                case opc_new: {
jaroslav@864
  1062
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
  1063
                    String ci = jc.getClassName(indx);
jaroslav@1509
  1064
                    emit(smapper, this, "var @1 = new @2;",
jaroslav@1409
  1065
                         smapper.pushA(), accessClass(mangleClassName(ci)));
jaroslav@151
  1066
                    addReference(ci);
jaroslav@8
  1067
                    i += 2;
jaroslav@8
  1068
                    break;
jaroslav@8
  1069
                }
lubomir@283
  1070
                case opc_newarray:
lubomir@585
  1071
                    int atype = readUByte(byteCodes, ++i);
jaroslav@842
  1072
                    generateNewArray(atype, smapper);
jaroslav@21
  1073
                    break;
jaroslav@448
  1074
                case opc_anewarray: {
jaroslav@864
  1075
                    int type = readUShortArg(byteCodes, i);
jaroslav@448
  1076
                    i += 2;
jaroslav@842
  1077
                    generateANewArray(type, smapper);
jaroslav@21
  1078
                    break;
jaroslav@448
  1079
                }
jaroslav@151
  1080
                case opc_multianewarray: {
jaroslav@864
  1081
                    int type = readUShortArg(byteCodes, i);
jtulach@128
  1082
                    i += 2;
jaroslav@842
  1083
                    i = generateMultiANewArray(type, byteCodes, i, smapper);
jtulach@128
  1084
                    break;
jtulach@128
  1085
                }
jaroslav@151
  1086
                case opc_arraylength:
jaroslav@1509
  1087
                    smapper.replace(this, VarType.INTEGER, "(@1).length", smapper.getA(0));
jaroslav@272
  1088
                    break;
lubomir@283
  1089
                case opc_lastore:
jaroslav@1509
  1090
                    emit(smapper, this, "Array.at(@3, @2, @1);",
lubomir@307
  1091
                         smapper.popL(), smapper.popI(), smapper.popA());
lubomir@281
  1092
                    break;
lubomir@283
  1093
                case opc_fastore:
jaroslav@1509
  1094
                    emit(smapper, this, "Array.at(@3, @2, @1);",
lubomir@307
  1095
                         smapper.popF(), smapper.popI(), smapper.popA());
lubomir@281
  1096
                    break;
lubomir@283
  1097
                case opc_dastore:
jaroslav@1509
  1098
                    emit(smapper, this, "Array.at(@3, @2, @1);",
lubomir@307
  1099
                         smapper.popD(), smapper.popI(), smapper.popA());
lubomir@281
  1100
                    break;
lubomir@283
  1101
                case opc_aastore:
jaroslav@1509
  1102
                    emit(smapper, this, "Array.at(@3, @2, @1);",
lubomir@307
  1103
                         smapper.popA(), smapper.popI(), smapper.popA());
jaroslav@21
  1104
                    break;
jaroslav@151
  1105
                case opc_iastore:
jaroslav@151
  1106
                case opc_bastore:
jaroslav@151
  1107
                case opc_castore:
lubomir@283
  1108
                case opc_sastore:
jaroslav@1509
  1109
                    emit(smapper, this, "Array.at(@3, @2, @1);",
lubomir@307
  1110
                         smapper.popI(), smapper.popI(), smapper.popA());
jaroslav@240
  1111
                    break;
lubomir@283
  1112
                case opc_laload:
jaroslav@1509
  1113
                    smapper.replace(this, VarType.LONG, "Array.at(@2, @1)",
jaroslav@1477
  1114
                         smapper.popI(), smapper.getA(0));
lubomir@281
  1115
                    break;
lubomir@283
  1116
                case opc_faload:
jaroslav@1509
  1117
                    smapper.replace(this, VarType.FLOAT, "Array.at(@2, @1)",
jaroslav@1477
  1118
                         smapper.popI(), smapper.getA(0));
lubomir@281
  1119
                    break;
lubomir@283
  1120
                case opc_daload:
jaroslav@1509
  1121
                    smapper.replace(this, VarType.DOUBLE, "Array.at(@2, @1)",
jaroslav@1477
  1122
                         smapper.popI(), smapper.getA(0));
lubomir@281
  1123
                    break;
lubomir@283
  1124
                case opc_aaload:
jaroslav@1509
  1125
                    smapper.replace(this, VarType.REFERENCE, "Array.at(@2, @1)",
jaroslav@1477
  1126
                         smapper.popI(), smapper.getA(0));
jaroslav@272
  1127
                    break;
jaroslav@272
  1128
                case opc_iaload:
jaroslav@272
  1129
                case opc_baload:
jaroslav@272
  1130
                case opc_caload:
lubomir@283
  1131
                case opc_saload:
jaroslav@1509
  1132
                    smapper.replace(this, VarType.INTEGER, "Array.at(@2, @1)",
jaroslav@1477
  1133
                         smapper.popI(), smapper.getA(0));
jaroslav@272
  1134
                    break;
lubomir@221
  1135
                case opc_pop:
jaroslav@272
  1136
                case opc_pop2:
lubomir@307
  1137
                    smapper.pop(1);
jaroslav@399
  1138
                    debug("/* pop */");
jaroslav@272
  1139
                    break;
lubomir@281
  1140
                case opc_dup: {
lubomir@307
  1141
                    final Variable v = smapper.get(0);
jaroslav@1543
  1142
                    if (smapper.isDirty()) {
jaroslav@1543
  1143
                        emit(smapper, this, "var @1 = @2;", smapper.pushT(v.getType()), v);
jaroslav@1543
  1144
                    } else {
jaroslav@1543
  1145
                        smapper.assign(this, v.getType(), v);
jaroslav@1543
  1146
                    }   
jaroslav@21
  1147
                    break;
jaroslav@21
  1148
                }
lubomir@281
  1149
                case opc_dup2: {
lubomir@585
  1150
                    final Variable vi1 = smapper.get(0);
lubomir@585
  1151
lubomir@585
  1152
                    if (vi1.isCategory2()) {
jaroslav@1509
  1153
                        emit(smapper, this, "var @1 = @2;",
lubomir@585
  1154
                             smapper.pushT(vi1.getType()), vi1);
lubomir@281
  1155
                    } else {
lubomir@585
  1156
                        final Variable vi2 = smapper.get(1);
jaroslav@1509
  1157
                        emit(smapper, this, "var @1 = @2, @3 = @4;",
lubomir@585
  1158
                             smapper.pushT(vi2.getType()), vi2,
lubomir@585
  1159
                             smapper.pushT(vi1.getType()), vi1);
lubomir@281
  1160
                    }
jaroslav@21
  1161
                    break;
jaroslav@21
  1162
                }
lubomir@281
  1163
                case opc_dup_x1: {
jaroslav@1509
  1164
                    final Variable vi1 = smapper.pop(this);
jaroslav@1509
  1165
                    final Variable vi2 = smapper.pop(this);
lubomir@307
  1166
                    final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307
  1167
                    final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1168
                    final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1169
jaroslav@1509
  1170
                    emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283
  1171
                         vo1, vi1, vo2, vi2, vo3, vo1);
jaroslav@93
  1172
                    break;
lubomir@281
  1173
                }
lubomir@585
  1174
                case opc_dup2_x1: {
jaroslav@1509
  1175
                    final Variable vi1 = smapper.pop(this);
jaroslav@1509
  1176
                    final Variable vi2 = smapper.pop(this);
lubomir@585
  1177
lubomir@585
  1178
                    if (vi1.isCategory2()) {
lubomir@307
  1179
                        final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@307
  1180
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1181
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1182
jaroslav@1509
  1183
                        emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@283
  1184
                             vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@281
  1185
                    } else {
jaroslav@1509
  1186
                        final Variable vi3 = smapper.pop(this);
lubomir@585
  1187
                        final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585
  1188
                        final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1189
                        final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1190
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1191
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1192
jaroslav@1509
  1193
                        emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585
  1194
                             vo1, vi1, vo2, vi2, vo3, vi3);
jaroslav@1509
  1195
                        emit(smapper, this, " @1 = @2, @3 = @4;",
lubomir@585
  1196
                             vo4, vo1, vo5, vo2);
lubomir@585
  1197
                    }
lubomir@585
  1198
                    break;
lubomir@585
  1199
                }
lubomir@585
  1200
                case opc_dup_x2: {
jaroslav@1509
  1201
                    final Variable vi1 = smapper.pop(this);
jaroslav@1509
  1202
                    final Variable vi2 = smapper.pop(this);
lubomir@585
  1203
lubomir@585
  1204
                    if (vi2.isCategory2()) {
lubomir@585
  1205
                        final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585
  1206
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1207
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1208
jaroslav@1509
  1209
                        emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585
  1210
                             vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585
  1211
                    } else {
jaroslav@1509
  1212
                        final Variable vi3 = smapper.pop(this);
lubomir@307
  1213
                        final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@307
  1214
                        final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@307
  1215
                        final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@307
  1216
                        final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@281
  1217
jaroslav@1509
  1218
                        emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@283
  1219
                             vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@281
  1220
                    }
jaroslav@8
  1221
                    break;
lubomir@281
  1222
                }
lubomir@585
  1223
                case opc_dup2_x2: {
jaroslav@1509
  1224
                    final Variable vi1 = smapper.pop(this);
jaroslav@1509
  1225
                    final Variable vi2 = smapper.pop(this);
lubomir@585
  1226
lubomir@585
  1227
                    if (vi1.isCategory2()) {
lubomir@585
  1228
                        if (vi2.isCategory2()) {
lubomir@585
  1229
                            final Variable vo3 = smapper.pushT(vi1.getType());
lubomir@585
  1230
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1231
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1232
jaroslav@1509
  1233
                            emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6;",
lubomir@585
  1234
                                 vo1, vi1, vo2, vi2, vo3, vo1);
lubomir@585
  1235
                        } else {
jaroslav@1509
  1236
                            final Variable vi3 = smapper.pop(this);
lubomir@585
  1237
                            final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1238
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1239
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1240
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1241
jaroslav@1509
  1242
                            emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8;",
lubomir@585
  1243
                                 vo1, vi1, vo2, vi2, vo3, vi3, vo4, vo1);
lubomir@585
  1244
                        }
lubomir@585
  1245
                    } else {
jaroslav@1509
  1246
                        final Variable vi3 = smapper.pop(this);
lubomir@585
  1247
lubomir@585
  1248
                        if (vi3.isCategory2()) {
lubomir@585
  1249
                            final Variable vo5 = smapper.pushT(vi2.getType());
lubomir@585
  1250
                            final Variable vo4 = smapper.pushT(vi1.getType());
lubomir@585
  1251
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1252
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1253
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1254
jaroslav@1509
  1255
                            emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6,",
lubomir@585
  1256
                                 vo1, vi1, vo2, vi2, vo3, vi3);
jaroslav@1509
  1257
                            emit(smapper, this, " @1 = @2, @3 = @4;",
lubomir@585
  1258
                                 vo4, vo1, vo5, vo2);
lubomir@585
  1259
                        } else {
jaroslav@1509
  1260
                            final Variable vi4 = smapper.pop(this);
lubomir@585
  1261
                            final Variable vo6 = smapper.pushT(vi2.getType());
lubomir@585
  1262
                            final Variable vo5 = smapper.pushT(vi1.getType());
lubomir@585
  1263
                            final Variable vo4 = smapper.pushT(vi4.getType());
lubomir@585
  1264
                            final Variable vo3 = smapper.pushT(vi3.getType());
lubomir@585
  1265
                            final Variable vo2 = smapper.pushT(vi2.getType());
lubomir@585
  1266
                            final Variable vo1 = smapper.pushT(vi1.getType());
lubomir@585
  1267
                            
jaroslav@1509
  1268
                            emit(smapper, this, "var @1 = @2, @3 = @4, @5 = @6, @7 = @8,",
lubomir@585
  1269
                                 vo1, vi1, vo2, vi2, vo3, vi3, vo4, vi4);
jaroslav@1509
  1270
                            emit(smapper, this, " @1 = @2, @3 = @4;",
lubomir@585
  1271
                                 vo5, vo1, vo6, vo2);
lubomir@585
  1272
                        }
lubomir@585
  1273
                    }
lubomir@585
  1274
                    break;
lubomir@585
  1275
                }
lubomir@585
  1276
                case opc_swap: {
lubomir@585
  1277
                    final Variable vi1 = smapper.get(0);
lubomir@585
  1278
                    final Variable vi2 = smapper.get(1);
lubomir@585
  1279
lubomir@585
  1280
                    if (vi1.getType() == vi2.getType()) {
lubomir@585
  1281
                        final Variable tmp = smapper.pushT(vi1.getType());
lubomir@585
  1282
jaroslav@1509
  1283
                        emit(smapper, this, "var @1 = @2, @2 = @3, @3 = @1;",
lubomir@585
  1284
                             tmp, vi1, vi2);
lubomir@585
  1285
                        smapper.pop(1);
lubomir@585
  1286
                    } else {
lubomir@585
  1287
                        smapper.pop(2);
lubomir@585
  1288
                        smapper.pushT(vi1.getType());
lubomir@585
  1289
                        smapper.pushT(vi2.getType());
lubomir@585
  1290
                    }
lubomir@585
  1291
                    break;
lubomir@585
  1292
                }
jaroslav@151
  1293
                case opc_bipush:
jaroslav@1509
  1294
                    smapper.assign(this, VarType.INTEGER, 
jaroslav@1462
  1295
                        "(" + Integer.toString(byteCodes[++i]) + ")");
jaroslav@8
  1296
                    break;
jaroslav@151
  1297
                case opc_sipush:
jaroslav@1509
  1298
                    smapper.assign(this, VarType.INTEGER, 
jaroslav@1462
  1299
                        "(" + Integer.toString(readShortArg(byteCodes, i)) + ")"
jaroslav@1462
  1300
                    );
jaroslav@31
  1301
                    i += 2;
jaroslav@31
  1302
                    break;
jaroslav@151
  1303
                case opc_getfield: {
jaroslav@864
  1304
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
  1305
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1306
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1409
  1307
                    final String mangleClass = mangleClassName(fi[0]);
jaroslav@592
  1308
                    final String mangleClassAccess = accessClass(mangleClass);
jaroslav@1513
  1309
                    smapper.replace(this, type, "@2.call(@1)",
jaroslav@1477
  1310
                         smapper.getA(0),
lubomir@1085
  1311
                         accessField(mangleClassAccess + "(false)",
jaroslav@1513
  1312
                                     "_" + fi[1], fi)
jaroslav@592
  1313
                    );
jaroslav@592
  1314
                    i += 2;
jaroslav@592
  1315
                    break;
jaroslav@592
  1316
                }
jaroslav@592
  1317
                case opc_putfield: {
jaroslav@864
  1318
                    int indx = readUShortArg(byteCodes, i);
jaroslav@592
  1319
                    String[] fi = jc.getFieldInfoName(indx);
jaroslav@592
  1320
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1409
  1321
                    final String mangleClass = mangleClassName(fi[0]);
jaroslav@592
  1322
                    final String mangleClassAccess = accessClass(mangleClass);
jaroslav@1513
  1323
                    emit(smapper, this, "@3.call(@2, @1);",
jaroslav@592
  1324
                         smapper.popT(type),
lubomir@1084
  1325
                         smapper.popA(),
lubomir@1085
  1326
                         accessField(mangleClassAccess + "(false)",
lubomir@1085
  1327
                                     "_" + fi[1], fi));
jaroslav@8
  1328
                    i += 2;
jaroslav@8
  1329
                    break;
jaroslav@8
  1330
                }
jaroslav@151
  1331
                case opc_getstatic: {
jaroslav@864
  1332
                    int indx = readUShortArg(byteCodes, i);
jaroslav@151
  1333
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1334
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1477
  1335
                    String ac = accessClass(mangleClassName(fi[0]));
jaroslav@1558
  1336
                    String af = accessField(ac + "(false)", "_" + fi[1], fi);
jaroslav@1558
  1337
                    smapper.assign(this, type, af + "()");
jaroslav@9
  1338
                    i += 2;
jaroslav@151
  1339
                    addReference(fi[0]);
jaroslav@9
  1340
                    break;
jaroslav@9
  1341
                }
lubomir@281
  1342
                case opc_putstatic: {
jaroslav@864
  1343
                    int indx = readUShortArg(byteCodes, i);
lubomir@281
  1344
                    String[] fi = jc.getFieldInfoName(indx);
lubomir@307
  1345
                    final int type = VarType.fromFieldType(fi[2].charAt(0));
jaroslav@1509
  1346
                    emit(smapper, this, "@1(false)._@2(@3);",
jaroslav@1409
  1347
                         accessClass(mangleClassName(fi[0])), fi[1],
lubomir@317
  1348
                         smapper.popT(type));
lubomir@281
  1349
                    i += 2;
lubomir@281
  1350
                    addReference(fi[0]);
lubomir@281
  1351
                    break;
lubomir@281
  1352
                }
jaroslav@151
  1353
                case opc_checkcast: {
jaroslav@864
  1354
                    int indx = readUShortArg(byteCodes, i);
jaroslav@842
  1355
                    generateCheckcast(indx, smapper);
jaroslav@30
  1356
                    i += 2;
jaroslav@30
  1357
                    break;
jaroslav@30
  1358
                }
jaroslav@151
  1359
                case opc_instanceof: {
jaroslav@864
  1360
                    int indx = readUShortArg(byteCodes, i);
jaroslav@842
  1361
                    generateInstanceOf(indx, smapper);
jaroslav@17
  1362
                    i += 2;
jaroslav@30
  1363
                    break;
jaroslav@17
  1364
                }
jaroslav@151
  1365
                case opc_athrow: {
jaroslav@1457
  1366
                    final CharSequence v = smapper.popA();
lubomir@307
  1367
                    smapper.clear();
lubomir@281
  1368
jaroslav@1509
  1369
                    emit(smapper, this, "{ var @1 = @2; throw @2; }",
lubomir@307
  1370
                         smapper.pushA(), v);
jaroslav@104
  1371
                    break;
jaroslav@104
  1372
                }
lubomir@221
  1373
lubomir@221
  1374
                case opc_monitorenter: {
jaroslav@1477
  1375
                    debug("/* monitor enter */");
lubomir@307
  1376
                    smapper.popA();
lubomir@221
  1377
                    break;
lubomir@221
  1378
                }
lubomir@221
  1379
lubomir@221
  1380
                case opc_monitorexit: {
jaroslav@1477
  1381
                    debug("/* monitor exit */");
lubomir@307
  1382
                    smapper.popA();
lubomir@221
  1383
                    break;
lubomir@221
  1384
                }
lubomir@221
  1385
lubomir@585
  1386
                case opc_wide:
lubomir@585
  1387
                    wide = true;
lubomir@585
  1388
                    break;
lubomir@585
  1389
jaroslav@104
  1390
                default: {
lubomir@585
  1391
                    wide = false;
jaroslav@1509
  1392
                    emit(smapper, this, "throw 'unknown bytecode @1';",
lubomir@283
  1393
                         Integer.toString(c));
jaroslav@104
  1394
                }
jaroslav@0
  1395
            }
jaroslav@399
  1396
            if (debug(" //")) {
jaroslav@842
  1397
                generateByteCodeComment(prev, i, byteCodes);
jaroslav@0
  1398
            }
jaroslav@1510
  1399
            if (outChanged) {
jaroslav@1510
  1400
                append("\n");
jaroslav@1510
  1401
            }
jaroslav@0
  1402
        }
jaroslav@398
  1403
        if (previousTrap != null) {
jaroslav@843
  1404
            generateCatch(previousTrap, byteCodes.length, topMostLabel);
jaroslav@398
  1405
        }
jaroslav@1469
  1406
        if (didBranches) {
jaroslav@1509
  1407
            append("\n    }\n");
jaroslav@1469
  1408
        }
jaroslav@839
  1409
        while (openBraces-- > 0) {
jaroslav@1509
  1410
            append('}');
jaroslav@839
  1411
        }
jaroslav@1633
  1412
        if (obj) {
jaroslav@1633
  1413
            append("\n}});");
jaroslav@1633
  1414
        } else {
jaroslav@1633
  1415
            append("\n};");
jaroslav@1633
  1416
        }
jaroslav@4
  1417
    }
jaroslav@4
  1418
jaroslav@1468
  1419
    private int generateIf(StackMapper mapper, byte[] byteCodes, 
jaroslav@1468
  1420
        int i, final CharSequence v2, final CharSequence v1, 
jaroslav@1468
  1421
        final String test, int topMostLabel
jaroslav@1468
  1422
    ) throws IOException {
jaroslav@1509
  1423
        mapper.flush(this);
jaroslav@864
  1424
        int indx = i + readShortArg(byteCodes, i);
jaroslav@1509
  1425
        append("if ((").append(v1)
jaroslav@1477
  1426
           .append(") ").append(test).append(" (")
jaroslav@1477
  1427
           .append(v2).append(")) ");
jaroslav@1509
  1428
        goTo(this, i, indx, topMostLabel);
jaroslav@4
  1429
        return i + 2;
jaroslav@4
  1430
    }
jaroslav@839
  1431
    
lubomir@697
  1432
    private int readInt4(byte[] byteCodes, int offset) {
lubomir@697
  1433
        final int d = byteCodes[offset + 0] << 24;
lubomir@697
  1434
        final int c = byteCodes[offset + 1] << 16;
lubomir@697
  1435
        final int b = byteCodes[offset + 2] << 8;
lubomir@697
  1436
        final int a = byteCodes[offset + 3];
jaroslav@115
  1437
        return (d & 0xff000000) | (c & 0xff0000) | (b & 0xff00) | (a & 0xff);
jaroslav@115
  1438
    }
jaroslav@864
  1439
    private static int readUByte(byte[] byteCodes, int offset) {
lubomir@697
  1440
        return byteCodes[offset] & 0xff;
jtulach@128
  1441
    }
lubomir@585
  1442
jaroslav@864
  1443
    private static int readUShort(byte[] byteCodes, int offset) {
lubomir@697
  1444
        return ((byteCodes[offset] & 0xff) << 8)
lubomir@697
  1445
                    | (byteCodes[offset + 1] & 0xff);
lubomir@697
  1446
    }
jaroslav@864
  1447
    private static int readUShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864
  1448
        return readUShort(byteCodes, offsetInstruction + 1);
jaroslav@864
  1449
    }
lubomir@697
  1450
jaroslav@864
  1451
    private static int readShort(byte[] byteCodes, int offset) {
jaroslav@864
  1452
        int signed = byteCodes[offset];
jaroslav@864
  1453
        byte b0 = (byte)signed;
jaroslav@864
  1454
        return (b0 << 8) | (byteCodes[offset + 1] & 0xff);
jaroslav@864
  1455
    }
jaroslav@864
  1456
    private static int readShortArg(byte[] byteCodes, int offsetInstruction) {
jaroslav@864
  1457
        return readShort(byteCodes, offsetInstruction + 1);
lubomir@585
  1458
    }
lubomir@585
  1459
lubomir@281
  1460
    private static void countArgs(String descriptor, char[] returnType, StringBuilder sig, StringBuilder cnt) {
jaroslav@4
  1461
        int i = 0;
jaroslav@4
  1462
        Boolean count = null;
jaroslav@32
  1463
        boolean array = false;
jaroslav@248
  1464
        sig.append("__");
jaroslav@10
  1465
        int firstPos = sig.length();
jaroslav@4
  1466
        while (i < descriptor.length()) {
jaroslav@4
  1467
            char ch = descriptor.charAt(i++);
jaroslav@4
  1468
            switch (ch) {
jaroslav@4
  1469
                case '(':
jaroslav@4
  1470
                    count = true;
jaroslav@4
  1471
                    continue;
jaroslav@4
  1472
                case ')':
jaroslav@4
  1473
                    count = false;
jaroslav@4
  1474
                    continue;
jaroslav@4
  1475
                case 'B': 
jaroslav@4
  1476
                case 'C': 
jaroslav@4
  1477
                case 'D': 
jaroslav@4
  1478
                case 'F': 
jaroslav@4
  1479
                case 'I': 
jaroslav@4
  1480
                case 'J': 
jaroslav@4
  1481
                case 'S': 
jaroslav@4
  1482
                case 'Z': 
jaroslav@4
  1483
                    if (count) {
jaroslav@32
  1484
                        if (array) {
jaroslav@248
  1485
                            sig.append("_3");
jaroslav@32
  1486
                        }
jaroslav@4
  1487
                        sig.append(ch);
jtulach@156
  1488
                        if (ch == 'J' || ch == 'D') {
jtulach@156
  1489
                            cnt.append('1');
jtulach@156
  1490
                        } else {
jtulach@156
  1491
                            cnt.append('0');
jtulach@156
  1492
                        }
jaroslav@4
  1493
                    } else {
jaroslav@10
  1494
                        sig.insert(firstPos, ch);
jaroslav@32
  1495
                        if (array) {
lubomir@281
  1496
                            returnType[0] = '[';
jaroslav@248
  1497
                            sig.insert(firstPos, "_3");
lubomir@281
  1498
                        } else {
lubomir@281
  1499
                            returnType[0] = ch;
jaroslav@32
  1500
                        }
jaroslav@4
  1501
                    }
jaroslav@93
  1502
                    array = false;
jaroslav@4
  1503
                    continue;
jaroslav@4
  1504
                case 'V': 
jaroslav@4
  1505
                    assert !count;
lubomir@281
  1506
                    returnType[0] = 'V';
jaroslav@10
  1507
                    sig.insert(firstPos, 'V');
jaroslav@4
  1508
                    continue;
jaroslav@4
  1509
                case 'L':
jaroslav@16
  1510
                    int next = descriptor.indexOf(';', i);
jaroslav@248
  1511
                    String realSig = mangleSig(descriptor, i - 1, next + 1);
jaroslav@4
  1512
                    if (count) {
jaroslav@32
  1513
                        if (array) {
jaroslav@248
  1514
                            sig.append("_3");
jaroslav@32
  1515
                        }
jaroslav@248
  1516
                        sig.append(realSig);
jtulach@156
  1517
                        cnt.append('0');
jaroslav@4
  1518
                    } else {
jaroslav@248
  1519
                        sig.insert(firstPos, realSig);
jaroslav@32
  1520
                        if (array) {
jaroslav@248
  1521
                            sig.insert(firstPos, "_3");
jaroslav@32
  1522
                        }
lubomir@281
  1523
                        returnType[0] = 'L';
jaroslav@4
  1524
                    }
jaroslav@16
  1525
                    i = next + 1;
lubomir@407
  1526
                    array = false;
jaroslav@4
  1527
                    continue;
jaroslav@4
  1528
                case '[':
jaroslav@248
  1529
                    array = true;
jaroslav@4
  1530
                    continue;
jaroslav@4
  1531
                default:
jaroslav@248
  1532
                    throw new IllegalStateException("Invalid char: " + ch);
jaroslav@4
  1533
            }
jaroslav@4
  1534
        }
jaroslav@0
  1535
    }
jaroslav@248
  1536
    
jaroslav@592
  1537
    static String mangleSig(String sig) {
jaroslav@592
  1538
        return mangleSig(sig, 0, sig.length());
jaroslav@592
  1539
    }
jaroslav@592
  1540
    
jaroslav@1409
  1541
    private static String mangleMethodName(String name) {
jaroslav@1409
  1542
        StringBuilder sb = new StringBuilder(name.length() * 2);
jaroslav@1409
  1543
        int last = name.length();
jaroslav@1409
  1544
        for (int i = 0; i < last; i++) {
jaroslav@1409
  1545
            final char ch = name.charAt(i);
jaroslav@1409
  1546
            switch (ch) {
jaroslav@1409
  1547
                case '_': sb.append("_1"); break;
jaroslav@1409
  1548
                default: sb.append(ch); break;
jaroslav@1409
  1549
            }
jaroslav@1409
  1550
        }
jaroslav@1409
  1551
        return sb.toString();
jaroslav@1409
  1552
    }
jaroslav@248
  1553
    private static String mangleSig(String txt, int first, int last) {
jaroslav@1409
  1554
        StringBuilder sb = new StringBuilder((last - first) * 2);
jaroslav@248
  1555
        for (int i = first; i < last; i++) {
jaroslav@248
  1556
            final char ch = txt.charAt(i);
jaroslav@248
  1557
            switch (ch) {
jaroslav@248
  1558
                case '/': sb.append('_'); break;
jaroslav@248
  1559
                case '_': sb.append("_1"); break;
jaroslav@248
  1560
                case ';': sb.append("_2"); break;
jaroslav@248
  1561
                case '[': sb.append("_3"); break;
jaroslav@1547
  1562
                default: 
jaroslav@1547
  1563
                    if (Character.isJavaIdentifierPart(ch)) {
jaroslav@1547
  1564
                        sb.append(ch);
jaroslav@1547
  1565
                    } else {
jaroslav@1547
  1566
                        sb.append("_0");
jaroslav@1639
  1567
                        String hex = Integer.toHexString(ch).toLowerCase();
jaroslav@1547
  1568
                        for (int m = hex.length(); m < 4; m++) {
jaroslav@1547
  1569
                            sb.append("0");
jaroslav@1547
  1570
                        }
jaroslav@1547
  1571
                        sb.append(hex);
jaroslav@1547
  1572
                    }
jaroslav@1547
  1573
                break;
jaroslav@248
  1574
            }
jaroslav@248
  1575
        }
jaroslav@248
  1576
        return sb.toString();
jaroslav@248
  1577
    }
jaroslav@1409
  1578
    
jaroslav@1409
  1579
    private static String mangleClassName(String name) {
jaroslav@1409
  1580
        return mangleSig(name);
jaroslav@1409
  1581
    }
jaroslav@9
  1582
jaroslav@248
  1583
    private static String findMethodName(MethodData m, StringBuilder cnt) {
jaroslav@42
  1584
        StringBuilder name = new StringBuilder();
jaroslav@10
  1585
        if ("<init>".equals(m.getName())) { // NOI18N
jaroslav@42
  1586
            name.append("cons"); // NOI18N
jaroslav@19
  1587
        } else if ("<clinit>".equals(m.getName())) { // NOI18N
jaroslav@42
  1588
            name.append("class"); // NOI18N
jaroslav@10
  1589
        } else {
jaroslav@1409
  1590
            name.append(mangleMethodName(m.getName()));
jaroslav@10
  1591
        } 
jaroslav@42
  1592
        
lubomir@282
  1593
        countArgs(m.getInternalSig(), new char[1], name, cnt);
jaroslav@42
  1594
        return name.toString();
jaroslav@10
  1595
    }
jaroslav@10
  1596
lubomir@282
  1597
    static String findMethodName(String[] mi, StringBuilder cnt, char[] returnType) {
jaroslav@10
  1598
        StringBuilder name = new StringBuilder();
jaroslav@151
  1599
        String descr = mi[2];//mi.getDescriptor();
jaroslav@151
  1600
        String nm= mi[1];
jaroslav@151
  1601
        if ("<init>".equals(nm)) { // NOI18N
jaroslav@10
  1602
            name.append("cons"); // NOI18N
jaroslav@10
  1603
        } else {
jaroslav@1409
  1604
            name.append(mangleMethodName(nm));
jaroslav@10
  1605
        }
lubomir@282
  1606
        countArgs(descr, returnType, name, cnt);
jaroslav@10
  1607
        return name.toString();
jaroslav@10
  1608
    }
jaroslav@10
  1609
lubomir@307
  1610
    private int invokeStaticMethod(byte[] byteCodes, int i, final StackMapper mapper, boolean isStatic)
jaroslav@10
  1611
    throws IOException {
jaroslav@864
  1612
        int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151
  1613
        String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281
  1614
        char[] returnType = { 'V' };
jtulach@156
  1615
        StringBuilder cnt = new StringBuilder();
lubomir@281
  1616
        String mn = findMethodName(mi, cnt, returnType);
lubomir@221
  1617
lubomir@221
  1618
        final int numArguments = isStatic ? cnt.length() : cnt.length() + 1;
jaroslav@1457
  1619
        final CharSequence[] vars = new CharSequence[numArguments];
lubomir@221
  1620
lubomir@281
  1621
        for (int j = numArguments - 1; j >= 0; --j) {
jaroslav@1457
  1622
            vars[j] = mapper.popValue();
jaroslav@11
  1623
        }
lubomir@281
  1624
lubomir@281
  1625
        if (returnType[0] != 'V') {
jaroslav@1595
  1626
            mapper.flush(this);
jaroslav@1509
  1627
            append("var ")
lubomir@474
  1628
               .append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281
  1629
               .append(" = ");
jaroslav@10
  1630
        }
lubomir@221
  1631
jaroslav@151
  1632
        final String in = mi[0];
jaroslav@1515
  1633
        String mcn;
jaroslav@1515
  1634
        if (callbacks && in.equals("org/apidesign/html/boot/spi/Fn")) {
jaroslav@1515
  1635
            mcn = "java_lang_Class";
jaroslav@1515
  1636
        } else {
jaroslav@1515
  1637
            mcn = mangleClassName(in);
jaroslav@1515
  1638
        }
jaroslav@1515
  1639
        String object = accessClass(mcn) + "(false)";
jaroslav@397
  1640
        if (mn.startsWith("cons_")) {
lubomir@1094
  1641
            object += ".constructor";
jaroslav@397
  1642
        }
jaroslav@1513
  1643
        append(accessStaticMethod(object, mn, mi));
jaroslav@442
  1644
        if (isStatic) {
jaroslav@1509
  1645
            append('(');
jaroslav@442
  1646
        } else {
jaroslav@1509
  1647
            append(".call(");
jaroslav@442
  1648
        }
lubomir@221
  1649
        if (numArguments > 0) {
jaroslav@1509
  1650
            append(vars[0]);
lubomir@281
  1651
            for (int j = 1; j < numArguments; ++j) {
jaroslav@1509
  1652
                append(", ");
jaroslav@1509
  1653
                append(vars[j]);
lubomir@221
  1654
            }
jaroslav@10
  1655
        }
jaroslav@1509
  1656
        append(");");
jaroslav@10
  1657
        i += 2;
jaroslav@18
  1658
        addReference(in);
jaroslav@10
  1659
        return i;
jaroslav@10
  1660
    }
lubomir@307
  1661
    private int invokeVirtualMethod(byte[] byteCodes, int i, final StackMapper mapper)
jaroslav@12
  1662
    throws IOException {
jaroslav@864
  1663
        int methodIndex = readUShortArg(byteCodes, i);
jaroslav@151
  1664
        String[] mi = jc.getFieldInfoName(methodIndex);
lubomir@281
  1665
        char[] returnType = { 'V' };
jtulach@156
  1666
        StringBuilder cnt = new StringBuilder();
lubomir@281
  1667
        String mn = findMethodName(mi, cnt, returnType);
lubomir@221
  1668
lubomir@281
  1669
        final int numArguments = cnt.length() + 1;
jaroslav@1458
  1670
        final CharSequence[] vars = new CharSequence[numArguments];
lubomir@221
  1671
lubomir@281
  1672
        for (int j = numArguments - 1; j >= 0; --j) {
jaroslav@1458
  1673
            vars[j] = mapper.popValue();
jaroslav@12
  1674
        }
lubomir@221
  1675
lubomir@281
  1676
        if (returnType[0] != 'V') {
jaroslav@1509
  1677
            append("var ")
lubomir@474
  1678
               .append(mapper.pushT(VarType.fromFieldType(returnType[0])))
lubomir@281
  1679
               .append(" = ");
jaroslav@12
  1680
        }
lubomir@281
  1681
jaroslav@1613
  1682
        append(accessVirtualMethod(vars[0].toString(), mn, mi, numArguments));
jaroslav@442
  1683
        String sep = "";
lubomir@281
  1684
        for (int j = 1; j < numArguments; ++j) {
jaroslav@1509
  1685
            append(sep);
jaroslav@1509
  1686
            append(vars[j]);
jaroslav@442
  1687
            sep = ", ";
jaroslav@12
  1688
        }
jaroslav@1509
  1689
        append(");");
jaroslav@12
  1690
        i += 2;
jaroslav@12
  1691
        return i;
jaroslav@12
  1692
    }
lubomir@221
  1693
jaroslav@103
  1694
    private void addReference(String cn) throws IOException {
jtulach@162
  1695
        if (requireReference(cn)) {
jaroslav@399
  1696
            debug(" /* needs " + cn + " */");
jaroslav@18
  1697
        }
jaroslav@18
  1698
    }
jaroslav@16
  1699
jaroslav@33
  1700
    private void outType(String d, StringBuilder out) {
jaroslav@33
  1701
        int arr = 0;
jaroslav@33
  1702
        while (d.charAt(0) == '[') {
jaroslav@33
  1703
            out.append('A');
jaroslav@33
  1704
            d = d.substring(1);
jaroslav@33
  1705
        }
jaroslav@16
  1706
        if (d.charAt(0) == 'L') {
jaroslav@16
  1707
            assert d.charAt(d.length() - 1) == ';';
jaroslav@16
  1708
            out.append(d.replace('/', '_').substring(0, d.length() - 1));
jaroslav@16
  1709
        } else {
jaroslav@16
  1710
            out.append(d);
jaroslav@16
  1711
        }
jaroslav@16
  1712
    }
jaroslav@21
  1713
jaroslav@230
  1714
    private String encodeConstant(int entryIndex) throws IOException {
jaroslav@230
  1715
        String[] classRef = { null };
jaroslav@230
  1716
        String s = jc.stringValue(entryIndex, classRef);
jaroslav@230
  1717
        if (classRef[0] != null) {
jaroslav@567
  1718
            if (classRef[0].startsWith("[")) {
jaroslav@1513
  1719
                s = accessClass("java_lang_Class") + "(false)['forName__Ljava_lang_Class_2Ljava_lang_String_2']('" + classRef[0] + "')";
jaroslav@567
  1720
            } else {
jaroslav@567
  1721
                addReference(classRef[0]);
jaroslav@1409
  1722
                s = accessClass(mangleClassName(s)) + "(false).constructor.$class";
jaroslav@567
  1723
            }
jaroslav@230
  1724
        }
jaroslav@151
  1725
        return s;
jaroslav@21
  1726
    }
jaroslav@32
  1727
lubomir@869
  1728
    private String javaScriptBody(String destObject, MethodData m, boolean isStatic) throws IOException {
jaroslav@152
  1729
        byte[] arr = m.findAnnotationData(true);
jaroslav@152
  1730
        if (arr == null) {
jaroslav@266
  1731
            return null;
jaroslav@152
  1732
        }
jaroslav@200
  1733
        final String jvmType = "Lorg/apidesign/bck2brwsr/core/JavaScriptBody;";
jaroslav@1239
  1734
        final String htmlType = "Lnet/java/html/js/JavaScriptBody;";
jaroslav@152
  1735
        class P extends AnnotationParser {
jaroslav@237
  1736
            public P() {
jaroslav@652
  1737
                super(false, true);
jaroslav@237
  1738
            }
jaroslav@237
  1739
            
jaroslav@152
  1740
            int cnt;
jaroslav@152
  1741
            String[] args = new String[30];
jaroslav@152
  1742
            String body;
jaroslav@1241
  1743
            boolean javacall;
jaroslav@1421
  1744
            boolean html4j;
jaroslav@94
  1745
            
jaroslav@152
  1746
            @Override
jaroslav@236
  1747
            protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152
  1748
                if (type.equals(jvmType)) {
jaroslav@152
  1749
                    if ("body".equals(attr)) {
jaroslav@152
  1750
                        body = value;
jaroslav@152
  1751
                    } else if ("args".equals(attr)) {
jaroslav@152
  1752
                        args[cnt++] = value;
jaroslav@152
  1753
                    } else {
jaroslav@152
  1754
                        throw new IllegalArgumentException(attr);
jaroslav@152
  1755
                    }
jaroslav@152
  1756
                }
jaroslav@1239
  1757
                if (type.equals(htmlType)) {
jaroslav@1421
  1758
                    html4j = true;
jaroslav@1239
  1759
                    if ("body".equals(attr)) {
jaroslav@1239
  1760
                        body = value;
jaroslav@1239
  1761
                    } else if ("args".equals(attr)) {
jaroslav@1239
  1762
                        args[cnt++] = value;
jaroslav@1241
  1763
                    } else if ("javacall".equals(attr)) {
jaroslav@1241
  1764
                        javacall = "1".equals(value);
jaroslav@1635
  1765
                    } else if ("wait4js".equals(attr)) {
jaroslav@1635
  1766
                        // ignore, we always invoke synchronously
jaroslav@1239
  1767
                    } else {
jaroslav@1239
  1768
                        throw new IllegalArgumentException(attr);
jaroslav@1239
  1769
                    }
jaroslav@1239
  1770
                }
jaroslav@94
  1771
            }
jaroslav@94
  1772
        }
jaroslav@152
  1773
        P p = new P();
jaroslav@152
  1774
        p.parse(arr, jc);
jaroslav@152
  1775
        if (p.body == null) {
jaroslav@266
  1776
            return null;
jaroslav@152
  1777
        }
jtulach@156
  1778
        StringBuilder cnt = new StringBuilder();
jaroslav@266
  1779
        final String mn = findMethodName(m, cnt);
jaroslav@1509
  1780
        append(destObject).append(".").append(mn);
jaroslav@1509
  1781
        append(" = function(");
jaroslav@442
  1782
        String space = "";
jaroslav@443
  1783
        int index = 0;
jaroslav@1421
  1784
        StringBuilder toValue = new StringBuilder();
jtulach@156
  1785
        for (int i = 0; i < cnt.length(); i++) {
jaroslav@1509
  1786
            append(space);
jaroslav@1509
  1787
            space = outputArg(this, p.args, index);
jaroslav@1421
  1788
            if (p.html4j && space.length() > 0) {
jaroslav@1515
  1789
                toValue.append("\n  ").append(p.args[index]).append(" = ")
jaroslav@1515
  1790
                    .append(accessClass("java_lang_Class")).append("(false).toJS(").
jaroslav@1421
  1791
                    append(p.args[index]).append(");");
jaroslav@1421
  1792
            }
jaroslav@152
  1793
            index++;
jaroslav@152
  1794
        }
jaroslav@1509
  1795
        append(") {").append("\n");
jaroslav@1509
  1796
        append(toValue.toString());
jaroslav@1242
  1797
        if (p.javacall) {
jaroslav@1242
  1798
            int lastSlash = jc.getClassName().lastIndexOf('/');
jaroslav@1242
  1799
            final String pkg = jc.getClassName().substring(0, lastSlash);
jaroslav@1509
  1800
            append(mangleCallbacks(pkg, p.body));
jaroslav@1242
  1801
            requireReference(pkg + "/$JsCallbacks$");
jaroslav@1242
  1802
        } else {
jaroslav@1509
  1803
            append(p.body);
jaroslav@1242
  1804
        }
jaroslav@1509
  1805
        append("\n}\n");
jaroslav@266
  1806
        return mn;
jaroslav@151
  1807
    }
jaroslav@1242
  1808
    
jaroslav@1242
  1809
    private static CharSequence mangleCallbacks(String pkgName, String body) {
jaroslav@1242
  1810
        StringBuilder sb = new StringBuilder();
jaroslav@1242
  1811
        int pos = 0;
jaroslav@1242
  1812
        for (;;) {
jaroslav@1242
  1813
            int next = body.indexOf(".@", pos);
jaroslav@1242
  1814
            if (next == -1) {
jaroslav@1242
  1815
                sb.append(body.substring(pos));
jaroslav@1243
  1816
                body = sb.toString();
jaroslav@1243
  1817
                break;
jaroslav@1242
  1818
            }
jaroslav@1242
  1819
            int ident = next;
jaroslav@1242
  1820
            while (ident > 0) {
jaroslav@1242
  1821
                if (!Character.isJavaIdentifierPart(body.charAt(--ident))) {
jaroslav@1242
  1822
                    ident++;
jaroslav@1242
  1823
                    break;
jaroslav@1242
  1824
                }
jaroslav@1242
  1825
            }
jaroslav@1242
  1826
            String refId = body.substring(ident, next);
jaroslav@1242
  1827
jaroslav@1242
  1828
            sb.append(body.substring(pos, ident));
jaroslav@1242
  1829
jaroslav@1242
  1830
            int sigBeg = body.indexOf('(', next);
jaroslav@1242
  1831
            int sigEnd = body.indexOf(')', sigBeg);
jaroslav@1242
  1832
            int colon4 = body.indexOf("::", next);
jaroslav@1242
  1833
            if (sigBeg == -1 || sigEnd == -1 || colon4 == -1) {
jaroslav@1242
  1834
                throw new IllegalStateException("Malformed body " + body);
jaroslav@1242
  1835
            }
jaroslav@1242
  1836
            String fqn = body.substring(next + 2, colon4);
jaroslav@1242
  1837
            String method = body.substring(colon4 + 2, sigBeg);
jaroslav@1242
  1838
            String params = body.substring(sigBeg, sigEnd + 1);
jaroslav@1242
  1839
jaroslav@1242
  1840
            int paramBeg = body.indexOf('(', sigEnd + 1);
jaroslav@1242
  1841
            
jaroslav@1242
  1842
            sb.append("vm.").append(pkgName.replace('/', '_')).append("_$JsCallbacks$(false)._VM().");
jaroslav@1409
  1843
            sb.append(mangleJsCallbacks(fqn, method, params, false));
jaroslav@1242
  1844
            sb.append("(").append(refId);
jaroslav@1242
  1845
            if (body.charAt(paramBeg + 1) != ')') {
jaroslav@1242
  1846
                sb.append(",");
jaroslav@1242
  1847
            }
jaroslav@1242
  1848
            pos = paramBeg + 1;
jaroslav@1242
  1849
        }
jaroslav@1243
  1850
        sb = null;
jaroslav@1243
  1851
        pos = 0;
jaroslav@1243
  1852
        for (;;) {
jaroslav@1243
  1853
            int next = body.indexOf("@", pos);
jaroslav@1243
  1854
            if (next == -1) {
jaroslav@1243
  1855
                if (sb == null) {
jaroslav@1243
  1856
                    return body;
jaroslav@1243
  1857
                }
jaroslav@1243
  1858
                sb.append(body.substring(pos));
jaroslav@1243
  1859
                return sb;
jaroslav@1243
  1860
            }
jaroslav@1243
  1861
            if (sb == null) {
jaroslav@1243
  1862
                sb = new StringBuilder();
jaroslav@1243
  1863
            }
jaroslav@1243
  1864
jaroslav@1243
  1865
            sb.append(body.substring(pos, next));
jaroslav@1243
  1866
jaroslav@1243
  1867
            int sigBeg = body.indexOf('(', next);
jaroslav@1243
  1868
            int sigEnd = body.indexOf(')', sigBeg);
jaroslav@1243
  1869
            int colon4 = body.indexOf("::", next);
jaroslav@1243
  1870
            if (sigBeg == -1 || sigEnd == -1 || colon4 == -1) {
jaroslav@1243
  1871
                throw new IllegalStateException("Malformed body " + body);
jaroslav@1243
  1872
            }
jaroslav@1243
  1873
            String fqn = body.substring(next + 1, colon4);
jaroslav@1243
  1874
            String method = body.substring(colon4 + 2, sigBeg);
jaroslav@1243
  1875
            String params = body.substring(sigBeg, sigEnd + 1);
jaroslav@1243
  1876
jaroslav@1243
  1877
            int paramBeg = body.indexOf('(', sigEnd + 1);
jaroslav@1243
  1878
            
jaroslav@1243
  1879
            sb.append("vm.").append(pkgName.replace('/', '_')).append("_$JsCallbacks$(false)._VM().");
jaroslav@1409
  1880
            sb.append(mangleJsCallbacks(fqn, method, params, true));
jaroslav@1243
  1881
            sb.append("(");
jaroslav@1243
  1882
            pos = paramBeg + 1;
jaroslav@1243
  1883
        }
jaroslav@1242
  1884
    }
jaroslav@1409
  1885
jaroslav@1409
  1886
    static String mangleJsCallbacks(String fqn, String method, String params, boolean isStatic) {
jaroslav@1242
  1887
        if (params.startsWith("(")) {
jaroslav@1242
  1888
            params = params.substring(1);
jaroslav@1242
  1889
        }
jaroslav@1242
  1890
        if (params.endsWith(")")) {
jaroslav@1242
  1891
            params = params.substring(0, params.length() - 1);
jaroslav@1242
  1892
        }
jaroslav@1243
  1893
        StringBuilder sb = new StringBuilder();
jaroslav@1409
  1894
        final String fqnu = fqn.replace('.', '_');
jaroslav@1409
  1895
        final String rfqn = mangleClassName(fqnu);
jaroslav@1409
  1896
        final String rm = mangleMethodName(method);
jaroslav@1427
  1897
        final String srp;
jaroslav@1427
  1898
        {
jaroslav@1427
  1899
            StringBuilder pb = new StringBuilder();
jaroslav@1427
  1900
            int len = params.length();
jaroslav@1427
  1901
            int indx = 0;
jaroslav@1427
  1902
            while (indx < len) {
jaroslav@1427
  1903
                char ch = params.charAt(indx);
jaroslav@1427
  1904
                if (ch == '[' || ch == 'L') {
jaroslav@1427
  1905
                    pb.append("Ljava/lang/Object;");
jaroslav@1427
  1906
                    indx = params.indexOf(';', indx) + 1;
jaroslav@1427
  1907
                } else {
jaroslav@1427
  1908
                    pb.append(ch);
jaroslav@1427
  1909
                    indx++;
jaroslav@1427
  1910
                }
jaroslav@1427
  1911
            }
jaroslav@1427
  1912
            srp = mangleSig(pb.toString());
jaroslav@1427
  1913
        }
jaroslav@1409
  1914
        final String rp = mangleSig(params);
jaroslav@1409
  1915
        final String mrp = mangleMethodName(rp);
jaroslav@1248
  1916
        sb.append(rfqn).append("$").append(rm).
jaroslav@1409
  1917
            append('$').append(mrp).append("__Ljava_lang_Object_2");
jaroslav@1243
  1918
        if (!isStatic) {
jaroslav@1409
  1919
            sb.append('L').append(fqnu).append("_2");
jaroslav@1243
  1920
        }
jaroslav@1427
  1921
        sb.append(srp);
jaroslav@1243
  1922
        return sb.toString();
jaroslav@1242
  1923
    }
jaroslav@1242
  1924
jaroslav@151
  1925
    private static String className(ClassData jc) {
jaroslav@151
  1926
        //return jc.getName().getInternalName().replace('/', '_');
jaroslav@1409
  1927
        return mangleClassName(jc.getClassName());
jaroslav@94
  1928
    }
jaroslav@152
  1929
    
jaroslav@152
  1930
    private static String[] findAnnotation(
jaroslav@152
  1931
        byte[] arr, ClassData cd, final String className, 
jaroslav@152
  1932
        final String... attrNames
jaroslav@152
  1933
    ) throws IOException {
jaroslav@152
  1934
        if (arr == null) {
jaroslav@152
  1935
            return null;
jaroslav@152
  1936
        }
jaroslav@152
  1937
        final String[] values = new String[attrNames.length];
jaroslav@152
  1938
        final boolean[] found = { false };
jaroslav@152
  1939
        final String jvmType = "L" + className.replace('.', '/') + ";";
jaroslav@652
  1940
        AnnotationParser ap = new AnnotationParser(false, true) {
jaroslav@152
  1941
            @Override
jaroslav@236
  1942
            protected void visitAttr(String type, String attr, String at, String value) {
jaroslav@152
  1943
                if (type.equals(jvmType)) {
jaroslav@152
  1944
                    found[0] = true;
jaroslav@152
  1945
                    for (int i = 0; i < attrNames.length; i++) {
jaroslav@152
  1946
                        if (attrNames[i].equals(attr)) {
jaroslav@152
  1947
                            values[i] = value;
jaroslav@152
  1948
                        }
jaroslav@152
  1949
                    }
jaroslav@152
  1950
                }
jaroslav@152
  1951
            }
jaroslav@152
  1952
            
jaroslav@152
  1953
        };
jaroslav@152
  1954
        ap.parse(arr, cd);
jaroslav@152
  1955
        return found[0] ? values : null;
jaroslav@152
  1956
    }
jaroslav@173
  1957
jaroslav@173
  1958
    private CharSequence initField(FieldData v) {
jaroslav@173
  1959
        final String is = v.getInternalSig();
jaroslav@173
  1960
        if (is.length() == 1) {
jaroslav@173
  1961
            switch (is.charAt(0)) {
jaroslav@173
  1962
                case 'S':
jaroslav@173
  1963
                case 'J':
jaroslav@173
  1964
                case 'B':
jaroslav@173
  1965
                case 'Z':
jaroslav@173
  1966
                case 'C':
jaroslav@173
  1967
                case 'I': return " = 0;";
jaroslav@173
  1968
                case 'F': 
jaroslav@180
  1969
                case 'D': return " = 0.0;";
jaroslav@173
  1970
                default:
jaroslav@173
  1971
                    throw new IllegalStateException(is);
jaroslav@173
  1972
            }
jaroslav@173
  1973
        }
jaroslav@173
  1974
        return " = null;";
jaroslav@173
  1975
    }
jaroslav@235
  1976
jaroslav@1509
  1977
    private void generateAnno(ClassData cd, byte[] data) throws IOException {
jaroslav@652
  1978
        AnnotationParser ap = new AnnotationParser(true, false) {
jaroslav@652
  1979
            int[] cnt = new int[32];
jaroslav@652
  1980
            int depth;
jaroslav@235
  1981
            
jaroslav@235
  1982
            @Override
jaroslav@659
  1983
            protected void visitAnnotationStart(String attrType, boolean top) throws IOException {
jaroslav@659
  1984
                final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@659
  1985
                requireReference(slashType);
jaroslav@659
  1986
                
jaroslav@652
  1987
                if (cnt[depth]++ > 0) {
jaroslav@1509
  1988
                    append(",");
jaroslav@237
  1989
                }
jaroslav@659
  1990
                if (top) {
jaroslav@1509
  1991
                    append('"').append(attrType).append("\" : ");
jaroslav@659
  1992
                }
jaroslav@1509
  1993
                append("{\n");
jaroslav@652
  1994
                cnt[++depth] = 0;
jaroslav@235
  1995
            }
jaroslav@235
  1996
jaroslav@235
  1997
            @Override
jaroslav@659
  1998
            protected void visitAnnotationEnd(String type, boolean top) throws IOException {
jaroslav@1509
  1999
                append("\n}\n");
jaroslav@652
  2000
                depth--;
jaroslav@652
  2001
            }
jaroslav@652
  2002
jaroslav@652
  2003
            @Override
jaroslav@652
  2004
            protected void visitValueStart(String attrName, char type) throws IOException {
jaroslav@652
  2005
                if (cnt[depth]++ > 0) {
jaroslav@1509
  2006
                    append(",\n");
jaroslav@652
  2007
                }
jaroslav@652
  2008
                cnt[++depth] = 0;
jaroslav@652
  2009
                if (attrName != null) {
jaroslav@1564
  2010
                    append('"').append(attrName).append("\" : ");
jaroslav@652
  2011
                }
jaroslav@652
  2012
                if (type == '[') {
jaroslav@1509
  2013
                    append("[");
jaroslav@652
  2014
                }
jaroslav@652
  2015
            }
jaroslav@652
  2016
jaroslav@652
  2017
            @Override
jaroslav@652
  2018
            protected void visitValueEnd(String attrName, char type) throws IOException {
jaroslav@652
  2019
                if (type == '[') {
jaroslav@1509
  2020
                    append("]");
jaroslav@652
  2021
                }
jaroslav@652
  2022
                depth--;
jaroslav@235
  2023
            }
jaroslav@235
  2024
            
jaroslav@235
  2025
            @Override
jaroslav@236
  2026
            protected void visitAttr(String type, String attr, String attrType, String value) 
jaroslav@235
  2027
            throws IOException {
jaroslav@652
  2028
                if (attr == null && value == null) {
jaroslav@266
  2029
                    return;
jaroslav@266
  2030
                }
jaroslav@1509
  2031
                append(value);
jaroslav@592
  2032
            }
jaroslav@655
  2033
jaroslav@655
  2034
            @Override
jaroslav@655
  2035
            protected void visitEnumAttr(String type, String attr, String attrType, String value) 
jaroslav@655
  2036
            throws IOException {
jaroslav@655
  2037
                final String slashType = attrType.substring(1, attrType.length() - 1);
jaroslav@655
  2038
                requireReference(slashType);
jaroslav@655
  2039
                
jaroslav@1564
  2040
                final String cn = mangleClassName(slashType);
jaroslav@1564
  2041
                append(accessClass(cn))
jaroslav@1564
  2042
                   .append("(false)['valueOf__L").
jaroslav@1564
  2043
                    append(cn).
jaroslav@1564
  2044
                    append("_2Ljava_lang_String_2']('").
jaroslav@1564
  2045
                    append(value).
jaroslav@1564
  2046
                    append("')");
jaroslav@235
  2047
            }
jaroslav@235
  2048
        };
jaroslav@235
  2049
        ap.parse(data, cd);
jaroslav@235
  2050
    }
jaroslav@316
  2051
jaroslav@316
  2052
    private static String outputArg(Appendable out, String[] args, int indx) throws IOException {
jaroslav@316
  2053
        final String name = args[indx];
jaroslav@316
  2054
        if (name == null) {
jaroslav@316
  2055
            return "";
jaroslav@316
  2056
        }
jaroslav@316
  2057
        if (name.contains(",")) {
jaroslav@316
  2058
            throw new IOException("Wrong parameter with ',': " + name);
jaroslav@316
  2059
        }
jaroslav@316
  2060
        out.append(name);
jaroslav@316
  2061
        return ",";
jaroslav@316
  2062
    }
lubomir@317
  2063
jaroslav@1466
  2064
    final void emitNoFlush(
jaroslav@1466
  2065
        StackMapper sm, 
jaroslav@1466
  2066
        final String format, final CharSequence... params
jaroslav@1466
  2067
    ) throws IOException {
jaroslav@1509
  2068
        emitImpl(this, format, params);
jaroslav@1466
  2069
    }
jaroslav@1509
  2070
    static final void emit(
jaroslav@1455
  2071
        StackMapper sm, 
jaroslav@1455
  2072
        final Appendable out, 
jaroslav@1455
  2073
        final String format, final CharSequence... params
jaroslav@1455
  2074
    ) throws IOException {
jaroslav@1455
  2075
        sm.flush(out);
jaroslav@1455
  2076
        emitImpl(out, format, params);
jaroslav@1455
  2077
    }
jaroslav@1455
  2078
    static void emitImpl(final Appendable out,
lubomir@283
  2079
                             final String format,
lubomir@283
  2080
                             final CharSequence... params) throws IOException {
lubomir@283
  2081
        final int length = format.length();
lubomir@283
  2082
lubomir@283
  2083
        int processed = 0;
lubomir@283
  2084
        int paramOffset = format.indexOf('@');
lubomir@283
  2085
        while ((paramOffset != -1) && (paramOffset < (length - 1))) {
lubomir@283
  2086
            final char paramChar = format.charAt(paramOffset + 1);
lubomir@283
  2087
            if ((paramChar >= '1') && (paramChar <= '9')) {
lubomir@283
  2088
                final int paramIndex = paramChar - '0' - 1;
lubomir@283
  2089
lubomir@283
  2090
                out.append(format, processed, paramOffset);
lubomir@283
  2091
                out.append(params[paramIndex]);
lubomir@283
  2092
lubomir@283
  2093
                ++paramOffset;
lubomir@283
  2094
                processed = paramOffset + 1;
lubomir@283
  2095
            }
lubomir@283
  2096
lubomir@283
  2097
            paramOffset = format.indexOf('@', paramOffset + 1);
lubomir@283
  2098
        }
lubomir@283
  2099
lubomir@283
  2100
        out.append(format, processed, length);
lubomir@283
  2101
    }
jaroslav@398
  2102
jaroslav@843
  2103
    private void generateCatch(TrapData[] traps, int current, int topMostLabel) throws IOException {
jaroslav@1509
  2104
        append("} catch (e) {\n");
jaroslav@401
  2105
        int finallyPC = -1;
jaroslav@398
  2106
        for (TrapData e : traps) {
jaroslav@398
  2107
            if (e == null) {
jaroslav@398
  2108
                break;
jaroslav@398
  2109
            }
jaroslav@398
  2110
            if (e.catch_cpx != 0) { //not finally
jaroslav@398
  2111
                final String classInternalName = jc.getClassName(e.catch_cpx);
jaroslav@398
  2112
                addReference(classInternalName);
jaroslav@1522
  2113
                append("e = vm.java_lang_Class(false).bck2BrwsrThrwrbl(e);");
jaroslav@1513
  2114
                append("if (e['$instOf_" + classInternalName.replace('/', '_') + "']) {");
jaroslav@1509
  2115
                append("var stA0 = e;");
jaroslav@1509
  2116
                goTo(this, current, e.handler_pc, topMostLabel);
jaroslav@1509
  2117
                append("}\n");
jaroslav@398
  2118
            } else {
jaroslav@401
  2119
                finallyPC = e.handler_pc;
jaroslav@398
  2120
            }
jaroslav@398
  2121
        }
jaroslav@401
  2122
        if (finallyPC == -1) {
jaroslav@1509
  2123
            append("throw e;");
jaroslav@401
  2124
        } else {
jaroslav@1509
  2125
            append("var stA0 = e;");
jaroslav@1509
  2126
            goTo(this, current, finallyPC, topMostLabel);
jaroslav@401
  2127
        }
jaroslav@1509
  2128
        append("\n}");
jaroslav@398
  2129
    }
jaroslav@839
  2130
jaroslav@843
  2131
    private static void goTo(Appendable out, int current, int to, int canBack) throws IOException {
jaroslav@839
  2132
        if (to < current) {
jaroslav@843
  2133
            if (canBack < to) {
jaroslav@843
  2134
                out.append("{ gt = 0; continue X_" + to + "; }");
jaroslav@843
  2135
            } else {
jaroslav@843
  2136
                out.append("{ gt = " + to + "; continue X_0; }");
jaroslav@843
  2137
            }
jaroslav@839
  2138
        } else {
jaroslav@839
  2139
            out.append("{ gt = " + to + "; break IF; }");
jaroslav@839
  2140
        }
jaroslav@839
  2141
    }
jaroslav@839
  2142
jaroslav@843
  2143
    private static void emitIf(
jaroslav@1455
  2144
        StackMapper sm, 
jaroslav@1455
  2145
        Appendable out, String pattern, 
jaroslav@1457
  2146
        CharSequence param, 
jaroslav@843
  2147
        int current, int to, int canBack
jaroslav@843
  2148
    ) throws IOException {
jaroslav@1455
  2149
        sm.flush(out);
jaroslav@1455
  2150
        emitImpl(out, pattern, param);
jaroslav@843
  2151
        goTo(out, current, to, canBack);
jaroslav@839
  2152
    }
jaroslav@842
  2153
jaroslav@842
  2154
    private void generateNewArray(int atype, final StackMapper smapper) throws IOException, IllegalStateException {
jaroslav@842
  2155
        String jvmType;
jaroslav@842
  2156
        switch (atype) {
jaroslav@842
  2157
            case 4: jvmType = "[Z"; break;
jaroslav@842
  2158
            case 5: jvmType = "[C"; break;
jaroslav@842
  2159
            case 6: jvmType = "[F"; break;
jaroslav@842
  2160
            case 7: jvmType = "[D"; break;
jaroslav@842
  2161
            case 8: jvmType = "[B"; break;
jaroslav@842
  2162
            case 9: jvmType = "[S"; break;
jaroslav@842
  2163
            case 10: jvmType = "[I"; break;
jaroslav@842
  2164
            case 11: jvmType = "[J"; break;
jaroslav@842
  2165
            default: throw new IllegalStateException("Array type: " + atype);
jaroslav@842
  2166
        }
jaroslav@1513
  2167
        emit(smapper, this, 
jaroslav@1532
  2168
            "var @2 = Array.prototype['newArray__Ljava_lang_Object_2ZLjava_lang_String_2Ljava_lang_Object_2I'](true, '@3', null, @1);",
jaroslav@842
  2169
             smapper.popI(), smapper.pushA(), jvmType);
jaroslav@842
  2170
    }
jaroslav@842
  2171
jaroslav@842
  2172
    private void generateANewArray(int type, final StackMapper smapper) throws IOException {
jaroslav@842
  2173
        String typeName = jc.getClassName(type);
jaroslav@1532
  2174
        String ref = "null";
jaroslav@842
  2175
        if (typeName.startsWith("[")) {
jaroslav@1532
  2176
            typeName = "'[" + typeName + "'";
jaroslav@842
  2177
        } else {
jaroslav@1532
  2178
            ref = "vm." + mangleClassName(typeName);
jaroslav@1532
  2179
            typeName = "'[L" + typeName + ";'";
jaroslav@842
  2180
        }
jaroslav@1513
  2181
        emit(smapper, this,
jaroslav@1532
  2182
            "var @2 = Array.prototype['newArray__Ljava_lang_Object_2ZLjava_lang_String_2Ljava_lang_Object_2I'](false, @3, @4, @1);",
jaroslav@1532
  2183
             smapper.popI(), smapper.pushA(), typeName, ref);
jaroslav@842
  2184
    }
jaroslav@842
  2185
jaroslav@842
  2186
    private int generateMultiANewArray(int type, final byte[] byteCodes, int i, final StackMapper smapper) throws IOException {
jaroslav@842
  2187
        String typeName = jc.getClassName(type);
jaroslav@842
  2188
        int dim = readUByte(byteCodes, ++i);
jaroslav@842
  2189
        StringBuilder dims = new StringBuilder();
jaroslav@842
  2190
        dims.append('[');
jaroslav@842
  2191
        for (int d = 0; d < dim; d++) {
jaroslav@842
  2192
            if (d != 0) {
jaroslav@842
  2193
                dims.insert(1, ",");
jaroslav@842
  2194
            }
jaroslav@842
  2195
            dims.insert(1, smapper.popI());
jaroslav@842
  2196
        }
jaroslav@842
  2197
        dims.append(']');
jaroslav@1535
  2198
        String fn = "null";
jaroslav@1535
  2199
        if (typeName.charAt(dim) == 'L') {
jaroslav@1535
  2200
            fn = "vm." + mangleClassName(typeName.substring(dim + 1, typeName.length() - 1));
jaroslav@1535
  2201
        }
jaroslav@1513
  2202
        emit(smapper, this, 
jaroslav@1535
  2203
            "var @2 = Array.prototype['multiNewArray__Ljava_lang_Object_2Ljava_lang_String_2_3ILjava_lang_Object_2']('@3', @1, @4);",
jaroslav@1535
  2204
             dims.toString(), smapper.pushA(), typeName, fn
jaroslav@1535
  2205
        );
jaroslav@842
  2206
        return i;
jaroslav@842
  2207
    }
jaroslav@842
  2208
jaroslav@843
  2209
    private int generateTableSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842
  2210
        int table = i / 4 * 4 + 4;
jaroslav@842
  2211
        int dflt = i + readInt4(byteCodes, table);
jaroslav@842
  2212
        table += 4;
jaroslav@842
  2213
        int low = readInt4(byteCodes, table);
jaroslav@842
  2214
        table += 4;
jaroslav@842
  2215
        int high = readInt4(byteCodes, table);
jaroslav@842
  2216
        table += 4;
jaroslav@1477
  2217
        final CharSequence swVar = smapper.popValue();
jaroslav@1509
  2218
        smapper.flush(this);
jaroslav@1509
  2219
        append("switch (").append(swVar).append(") {\n");
jaroslav@842
  2220
        while (low <= high) {
jaroslav@842
  2221
            int offset = i + readInt4(byteCodes, table);
jaroslav@842
  2222
            table += 4;
jaroslav@1509
  2223
            append("  case " + low).append(":"); goTo(this, i, offset, topMostLabel); append('\n');
jaroslav@842
  2224
            low++;
jaroslav@842
  2225
        }
jaroslav@1509
  2226
        append("  default: ");
jaroslav@1509
  2227
        goTo(this, i, dflt, topMostLabel);
jaroslav@1509
  2228
        append("\n}");
jaroslav@842
  2229
        i = table - 1;
jaroslav@842
  2230
        return i;
jaroslav@842
  2231
    }
jaroslav@842
  2232
jaroslav@843
  2233
    private int generateLookupSwitch(int i, final byte[] byteCodes, final StackMapper smapper, int topMostLabel) throws IOException {
jaroslav@842
  2234
        int table = i / 4 * 4 + 4;
jaroslav@842
  2235
        int dflt = i + readInt4(byteCodes, table);
jaroslav@842
  2236
        table += 4;
jaroslav@842
  2237
        int n = readInt4(byteCodes, table);
jaroslav@842
  2238
        table += 4;
jaroslav@1477
  2239
        final CharSequence swVar = smapper.popValue();
jaroslav@1509
  2240
        smapper.flush(this);
jaroslav@1509
  2241
        append("switch (").append(swVar).append(") {\n");
jaroslav@842
  2242
        while (n-- > 0) {
jaroslav@842
  2243
            int cnstnt = readInt4(byteCodes, table);
jaroslav@842
  2244
            table += 4;
jaroslav@842
  2245
            int offset = i + readInt4(byteCodes, table);
jaroslav@842
  2246
            table += 4;
jaroslav@1509
  2247
            append("  case " + cnstnt).append(": "); goTo(this, i, offset, topMostLabel); append('\n');
jaroslav@842
  2248
        }
jaroslav@1509
  2249
        append("  default: ");
jaroslav@1509
  2250
        goTo(this, i, dflt, topMostLabel);
jaroslav@1509
  2251
        append("\n}");
jaroslav@842
  2252
        i = table - 1;
jaroslav@842
  2253
        return i;
jaroslav@842
  2254
    }
jaroslav@842
  2255
jaroslav@842
  2256
    private void generateInstanceOf(int indx, final StackMapper smapper) throws IOException {
jaroslav@1534
  2257
        String type = jc.getClassName(indx);
jaroslav@842
  2258
        if (!type.startsWith("[")) {
jaroslav@1513
  2259
            emit(smapper, this, 
jaroslav@1513
  2260
                    "var @2 = @1 != null && @1['$instOf_@3'] ? 1 : 0;",
jaroslav@842
  2261
                 smapper.popA(), smapper.pushI(),
jaroslav@842
  2262
                 type.replace('/', '_'));
jaroslav@842
  2263
        } else {
jaroslav@1534
  2264
            int cnt = 0;
jaroslav@1534
  2265
            while (type.charAt(cnt) == '[') {
jaroslav@1534
  2266
                cnt++;
jaroslav@1534
  2267
            }
jaroslav@1534
  2268
            if (type.charAt(cnt) == 'L') {
jaroslav@1534
  2269
                type = "vm." + mangleClassName(type.substring(cnt + 1, type.length() - 1));
jaroslav@1534
  2270
                emit(smapper, this, 
jaroslav@1534
  2271
                    "var @2 = Array.prototype['isInstance__ZLjava_lang_Object_2ILjava_lang_Object_2'](@1, @4, @3);",
jaroslav@1534
  2272
                    smapper.popA(), smapper.pushI(),
jaroslav@1534
  2273
                    type, "" + cnt
jaroslav@1534
  2274
                );
jaroslav@1534
  2275
            } else {
jaroslav@1534
  2276
                emit(smapper, this, 
jaroslav@1534
  2277
                    "var @2 = Array.prototype['isInstance__ZLjava_lang_Object_2Ljava_lang_String_2'](@1, '@3');",
jaroslav@1534
  2278
                    smapper.popA(), smapper.pushI(), type
jaroslav@1534
  2279
                );
jaroslav@1534
  2280
            }
jaroslav@842
  2281
        }
jaroslav@842
  2282
    }
jaroslav@842
  2283
jaroslav@842
  2284
    private void generateCheckcast(int indx, final StackMapper smapper) throws IOException {
jaroslav@1534
  2285
        String type = jc.getClassName(indx);
jaroslav@842
  2286
        if (!type.startsWith("[")) {
jaroslav@1509
  2287
            emitNoFlush(smapper, 
lubomir@1082
  2288
                 "if (@1 !== null && !@1['$instOf_@2']) throw vm.java_lang_ClassCastException(true);",
jaroslav@1466
  2289
                 smapper.getT(0, VarType.REFERENCE, false), type.replace('/', '_'));
jaroslav@842
  2290
        } else {
jaroslav@1534
  2291
            int cnt = 0;
jaroslav@1534
  2292
            while (type.charAt(cnt) == '[') {
jaroslav@1534
  2293
                cnt++;
jaroslav@1534
  2294
            }
jaroslav@1534
  2295
            if (type.charAt(cnt) == 'L') {
jaroslav@1534
  2296
                type = "vm." + mangleClassName(type.substring(cnt + 1, type.length() - 1));
jaroslav@1534
  2297
                emitNoFlush(smapper, 
jaroslav@1534
  2298
                    "if (@1 !== null && !Array.prototype['isInstance__ZLjava_lang_Object_2ILjava_lang_Object_2'](@1, @3, @2)) throw vm.java_lang_ClassCastException(true);",
jaroslav@1534
  2299
                     smapper.getT(0, VarType.REFERENCE, false), type, "" + cnt
jaroslav@1534
  2300
                );
jaroslav@1534
  2301
            } else {
jaroslav@1534
  2302
                emitNoFlush(smapper, 
jaroslav@1534
  2303
                    "if (@1 !== null && !Array.prototype['isInstance__ZLjava_lang_Object_2Ljava_lang_String_2'](@1, '@2')) throw vm.java_lang_ClassCastException(true);",
jaroslav@1534
  2304
                     smapper.getT(0, VarType.REFERENCE, false), type
jaroslav@1534
  2305
                );
jaroslav@1534
  2306
            }
jaroslav@842
  2307
        }
jaroslav@842
  2308
    }
jaroslav@842
  2309
jaroslav@842
  2310
    private void generateByteCodeComment(int prev, int i, final byte[] byteCodes) throws IOException {
jaroslav@842
  2311
        for (int j = prev; j <= i; j++) {
jaroslav@1509
  2312
            append(" ");
jaroslav@842
  2313
            final int cc = readUByte(byteCodes, j);
jaroslav@1509
  2314
            append(Integer.toString(cc));
jaroslav@842
  2315
        }
jaroslav@842
  2316
    }
jaroslav@0
  2317
}